diff --git a/common/src/main/scala/net/psforever/packet/GamePacketOpcode.scala b/common/src/main/scala/net/psforever/packet/GamePacketOpcode.scala
index bf911d36..56c79dab 100644
--- a/common/src/main/scala/net/psforever/packet/GamePacketOpcode.scala
+++ b/common/src/main/scala/net/psforever/packet/GamePacketOpcode.scala
@@ -28,17 +28,610 @@ object GamePacketOpcode extends Enumeration {
   DestroyMessage,
   ReloadMessage,
   MountVehicleMsg,
-  DismountVehicleMsg
+  DismountVehicleMsg,
+  UseItemMessage,
+  UnknownMessage17,
+  ChatMsg,
+  CharacterNoRecordMessage,
+
+  // OPCODE 20
+  CharacterInfoMessage,
+  UnknownMessage21,
+  BindPlayerMessage,
+  UnknownMessage23,
+  ObjectCreateMessage,
+  ObjectDeleteMessage,
+  UnknownMessage26,
+  VehicleStateMessage,
+  FrameVehicleStateMessage,
+  GenericObjectStateMsg,
+
+  // OPCODE 30
+  UnknownMessage30,
+  ActionResultMessage,
+  UnknownMessage32,
+  ActionProgressMessage,
+  ActionCancelMessage,
+  ActionCancelAcknowledgeMessage,
+  SetEmpireMessage,
+  EmoteMsg,
+  UnuseItemMessage,
+  ObjectDetachMessage,
+
+  // OPCODE 40
+  CreateShortcutMessage,
+  ChangeShortcutBankMessage,
+  ObjectAttachMessage,
+  UnknownMessage43,
+  PlanetsideAttributeMessage,
+  UnknownMessage45,
+  UnknownMessage46,
+  UnknownMessage47,
+  UnknownMessage48,
+  LoadMapMessage,
+
+  // OPCODE 50
+  PlayerAvatarChangedMessage,
+  ObjectHeldMessage,
+  WeaponFireMessage,
+  UnknownMessage53,
+  UnknownMessage54,
+  UnknownMessage55,
+  InventoryStateMessage,
+  UnknownMessage57,
+  ChangeFireStateMessage,
+  UnknownMessage59,
+
+  // OPCODE 60
+  UnknownMessage60,
+  QuantityUpdateMessage,
+  ArmorChangedMessage,
+  ProjectileStateMessage,
+  MountVehicleCargoMsg,
+  DismountVehicleCargoMsg,
+  CargoMountPointStatusMessage,
+  BeginZoningMessage,
+  UnknownMessage68,
+  ItemTransactionResultMessage,
+
+  // OPCODE 70
+  ChangeFireModeMessage,
+  ChangeAmmoMessage,
+  TimeOfDayMessage,
+  UnknownMessage73,
+  SpawnRequestMessage,
+  DeployRequestMessage,
+  UnknownMessage76,
+  RepairMessage,
+  ServerVehicleOverrideMsg,
+  UnknownMessage79,
+
+  // OPCODE 80
+  TargetingInfoMessage,
+  TriggerEffectMessage,
+  WeaponDryFireMessage,
+  UnknownMessage83,
+  HackMessage,
+  DroppodLaunchResponseMessage,
+  GenericObjectActionMessage,
+  AvatarVehicleTimerMessage,
+  AvatarImplantMessage,
+  UnknownMessage89,
+
+  // OPCODE 90
+  DelayedPathMountMsg,
+  OrbitalShuttleTimeMsg,
+  UnknownMessage92,
+  UnknownMessage93,
+  UnknownMessage94,
+  FavoritesResponse,
+  FavoritesMessage,
+  ObjectDetectedMessage,
+  UnknownMessage98,
+  SetChatFilterMessage,
+
+  // OPCODE 100
+  AvatarSearchCriteriaMessage,
+  AvatarSearchResponse,
+  WeaponJammedMessage,
+  LinkDeadAwarenessMsg,
+  DroppodFreefallingMessage,
+  AvatarFirstTimeEventMessage,
+  AggravatedDamageMessage,
+  TriggerSoundMessage,
+  UnknownMessage108,
+  UnknownMessage109,
+
+  // OPCODE 110
+  UnknownMessage110,
+  SquadMembershipResponse,
+  SquadMemberEvent,
+  PlatoonEvent,
+  UnknownMessage114,
+  FriendsResponse,
+  TriggerEnvironmentalDamageMessage,
+  TrainingZoneMessage,
+  DeployableObjectsInfoMessage,
+  SquadState,
+
+  // OPCODE 120
+  OxygenStateMessage,
+  TradeMessage,
+  UnknownMessage122,
+  DamageFeedbackMessage,
+  UnknownMessage124,
+  UnknownMessage125,
+  UnknownMessage126,
+  AvatarStatisticsMessage,
+  GenericObjectAction2Message,
+  DestroyDisplayMessage,
+
+  // OPCODE 130
+  TriggerBotAction,
+  UnknownMessage131,
+  SquadWaypointEvent,
+  OffshoreVehicleMessage,
+  ObjectDeployedMessage,
+  ObjectDeployedCountMessage,
+  UnknownMessage136,
+  UnknownMessage137,
+  PlayerStasisMessage,
+  UnknownMessage139,
+
+  // OPCODE 140
+  UnknownMessage140,
+  OutfitMembershipResponse,
+  UnknownMessage142,
+  OutfitEvent,
+  OutfitMemberEvent,
+  OutfitMemberUpdate,
+  PlanetsideStringAttributeMessage,
+  DataChallengeMessage,
+  UnknownMessage148,
+  WeatherMessage,
+
+  // OPCODE 150
+  SimDataChallengeResp,
+  UnknownMessage151,
+  OutfitListEvent,
+  EmpireIncentivesMessage,
+  UnknownMessage154,
+  SyncMessage,
+  DebugDrawMessage,
+  SoulMarkMessage,
+  UplinkPositionEvent,
+  HotSpotUpdateMessage,
+
+  // OPCODE 160
+  BuildingInfoUpdateMessage,
+  FireHintMessage,
+  UnknownMessage162,
+  UplinkResponse,
+  UnknownMessage164,
+  WarpgateResponse,
+  DamageWithPositionMessage,
+  GenericActionMessage,
+  ContinentalLockUpdateMessage,
+  AvatarGrenadeStateMessage,
+
+  // OPCODE 170
+  UnknownMessage170,
+  UnknownMessage171,
+  UnknownMessage172,
+  AvatarDeadStateMessage,
+  CSAssistMessage,
+  CSAssistCommentMessage,
+  UnknownMessage176,
+  UnknownMessage177,
+  VoiceHostInfo,
+  BattleplanMessage,
+
+  // OPCODE 180
+  BattleExperienceMessage,
+  UnknownMessage181,
+  ZonePopulationUpdateMessage,
+  DisconnectMessage,
+  ExperienceAddedMessage,
+  OrbitalStrikeWaypointMessage,
+  KeepAliveMessage,
+  MapObjectStateBlockMessage,
+  SnoopMsg,
+  PlayerStateMessageUpstream,
+
+  // OPCODE 190
+  PlayerStateShiftMessage,
+  ZipLineMessage,
+  CaptureFlagUpdateMessage,
+  VanuModuleUpdateMessage,
+  UnknownMessage194,
+  ProximityTerminalUseMessage,
+  QuantityDeltaUpdateMessage,
+  ChainLashMessage,
+  ZoneInfoMessage,
+  UnknownMessage199,
+
+  // OPCODE 200
+  WeaponLazeTargetPositionMessage,
+  ModuleLimitsMessage,
+  OutfitBenefitMessage,
+  EmpireChangeTimeMessage,
+  ClockCalibrationMessage,
+  DensityLevelUpdateMessage,
+  ActOfGodMessage,
+  AvatarAwardMessage,
+  UnknownMessage208,
+  DisplayedAwardMessage,
+
+  // OPCODE 210
+  RespawnAMSInfoMessage,
+  ComponentDamageMessage,
+  UnknownMessage212,
+  PropertyOverrideMessage,
+  WarpgateLinkOverrideMessage,
+  EmpireBenefitsMessage,
+  ForceEmpireMessage,
+  BroadcastWarpgateUpdateMessage,
+  UnknownMessage218,
+  UnknownMessage219,
+
+  // OPCODE 220
+  SquadMainTerminalResponseMessage,
+  SquadOrderMessage,
+  UnknownMessage222,
+  ZoneLockInfoMessage,
+  SquadBindInfoMessage,
+  AudioSequenceMessage,
+  SquadFacilityBindInfoMessage,
+  ZoneForcedCavernConnectionsMessage,
+  MissionActionMessage,
+  UnknownMessage229,
+
+  // OPCODE 230
+  ReplicationStreamMessage,
+  SquadDefinitionActionMessage,
+  SquadDetailDefinitionUpdateMessage,
+  TacticsMessage,
+  RabbitUpdateMessage,
+  SquadInvitationRequestMessage,
+  CharacterKnowledgeMessage,
+  GameScoreUpdateMessage,
+  UnknownMessage238,
+  UnknownMessage239,
+
+  // OPCODE 240
+  QueueTimedHelpMessage,
+  MailMessage,
+  UnknownMessage242,
+  ClientCheatedMessage,
+  UnknownMessage244,
+  UnknownMessage245,
+  UnknownMessage246,
+  UnknownMessage247,
+  UnknownMessage248,
+  UnknownMessage249,
+
+  // OPCODE 250
+  UnknownMessage250,
+  UnknownMessage251,
+  UnknownMessage252,
+  UnknownMessage253,
+  UnknownMessage254,
+  UnknownMessage255
   = Value
 
+  private def noDecoder(opcode : GamePacketOpcode.Type) = (a : BitVector) =>
+    Attempt.failure(Err(s"Could not find a marshaller for game packet ${opcode}"))
+
   def getPacketDecoder(opcode : GamePacketOpcode.Type) : (BitVector) => Attempt[DecodeResult[PlanetSideGamePacket]] = opcode match {
-      case ConnectToWorldRequestMessage => game.ConnectToWorldRequestMessage.decode
-      case ConnectToWorldMessage => game.ConnectToWorldMessage.decode
+      // OPCODE 0
+      case Unknown0 => noDecoder(opcode)
       case LoginMessage => game.LoginMessage.decode
       case LoginRespMessage => game.LoginRespMessage.decode
+      case ConnectToWorldRequestMessage => game.ConnectToWorldRequestMessage.decode
+      case ConnectToWorldMessage => game.ConnectToWorldMessage.decode
       case VNLWorldStatusMessage => game.VNLWorldStatusMessage.decode
-      case default => (a : BitVector) => Attempt.failure(Err(s"Could not find a marshaller for game packet ${opcode}"))
-    }
+      case UnknownMessage6 => noDecoder(opcode)
+      case UnknownMessage7 => noDecoder(opcode)
+      case PlayerStateMessage => noDecoder(opcode)
+      case UnknownMessage9 => noDecoder(opcode)
+
+      // OPCODE 10
+      case HitHint => noDecoder(opcode)
+      case DamageMessage => noDecoder(opcode)
+      case DestroyMessage => noDecoder(opcode)
+      case ReloadMessage => noDecoder(opcode)
+      case MountVehicleMsg => noDecoder(opcode)
+      case DismountVehicleMsg => noDecoder(opcode)
+      case UseItemMessage => noDecoder(opcode)
+      case UnknownMessage17 => noDecoder(opcode)
+      case ChatMsg => noDecoder(opcode)
+      case CharacterNoRecordMessage => noDecoder(opcode)
+
+      // OPCODE 20
+      case CharacterInfoMessage => noDecoder(opcode)
+      case UnknownMessage21 => noDecoder(opcode)
+      case BindPlayerMessage => noDecoder(opcode)
+      case UnknownMessage23 => noDecoder(opcode)
+      case ObjectCreateMessage => noDecoder(opcode)
+      case ObjectDeleteMessage => noDecoder(opcode)
+      case UnknownMessage26 => noDecoder(opcode)
+      case VehicleStateMessage => noDecoder(opcode)
+      case FrameVehicleStateMessage => noDecoder(opcode)
+      case GenericObjectStateMsg => noDecoder(opcode)
+
+      // OPCODE 30
+      case UnknownMessage30 => noDecoder(opcode)
+      case ActionResultMessage => noDecoder(opcode)
+      case UnknownMessage32 => noDecoder(opcode)
+      case ActionProgressMessage => noDecoder(opcode)
+      case ActionCancelMessage => noDecoder(opcode)
+      case ActionCancelAcknowledgeMessage => noDecoder(opcode)
+      case SetEmpireMessage => noDecoder(opcode)
+      case EmoteMsg => noDecoder(opcode)
+      case UnuseItemMessage => noDecoder(opcode)
+      case ObjectDetachMessage => noDecoder(opcode)
+
+      // OPCODE 40
+      case CreateShortcutMessage => noDecoder(opcode)
+      case ChangeShortcutBankMessage => noDecoder(opcode)
+      case ObjectAttachMessage => noDecoder(opcode)
+      case UnknownMessage43 => noDecoder(opcode)
+      case PlanetsideAttributeMessage => noDecoder(opcode)
+      case UnknownMessage45 => noDecoder(opcode)
+      case UnknownMessage46 => noDecoder(opcode)
+      case UnknownMessage47 => noDecoder(opcode)
+      case UnknownMessage48 => noDecoder(opcode)
+      case LoadMapMessage => noDecoder(opcode)
+
+      // OPCODE 50
+      case PlayerAvatarChangedMessage => noDecoder(opcode)
+      case ObjectHeldMessage => noDecoder(opcode)
+      case WeaponFireMessage => noDecoder(opcode)
+      case UnknownMessage53 => noDecoder(opcode)
+      case UnknownMessage54 => noDecoder(opcode)
+      case UnknownMessage55 => noDecoder(opcode)
+      case InventoryStateMessage => noDecoder(opcode)
+      case UnknownMessage57 => noDecoder(opcode)
+      case ChangeFireStateMessage => noDecoder(opcode)
+      case UnknownMessage59 => noDecoder(opcode)
+
+      // OPCODE 60
+      case UnknownMessage60 => noDecoder(opcode)
+      case QuantityUpdateMessage => noDecoder(opcode)
+      case ArmorChangedMessage => noDecoder(opcode)
+      case ProjectileStateMessage => noDecoder(opcode)
+      case MountVehicleCargoMsg => noDecoder(opcode)
+      case DismountVehicleCargoMsg => noDecoder(opcode)
+      case CargoMountPointStatusMessage => noDecoder(opcode)
+      case BeginZoningMessage => noDecoder(opcode)
+      case UnknownMessage68 => noDecoder(opcode)
+      case ItemTransactionResultMessage => noDecoder(opcode)
+
+      // OPCODE 70
+      case ChangeFireModeMessage => noDecoder(opcode)
+      case ChangeAmmoMessage => noDecoder(opcode)
+      case TimeOfDayMessage => noDecoder(opcode)
+      case UnknownMessage73 => noDecoder(opcode)
+      case SpawnRequestMessage => noDecoder(opcode)
+      case DeployRequestMessage => noDecoder(opcode)
+      case UnknownMessage76 => noDecoder(opcode)
+      case RepairMessage => noDecoder(opcode)
+      case ServerVehicleOverrideMsg => noDecoder(opcode)
+      case UnknownMessage79 => noDecoder(opcode)
+
+      // OPCODE 80
+      case TargetingInfoMessage => noDecoder(opcode)
+      case TriggerEffectMessage => noDecoder(opcode)
+      case WeaponDryFireMessage => noDecoder(opcode)
+      case UnknownMessage83 => noDecoder(opcode)
+      case HackMessage => noDecoder(opcode)
+      case DroppodLaunchResponseMessage => noDecoder(opcode)
+      case GenericObjectActionMessage => noDecoder(opcode)
+      case AvatarVehicleTimerMessage => noDecoder(opcode)
+      case AvatarImplantMessage => noDecoder(opcode)
+      case UnknownMessage89 => noDecoder(opcode)
+
+      // OPCODE 90
+      case DelayedPathMountMsg => noDecoder(opcode)
+      case OrbitalShuttleTimeMsg => noDecoder(opcode)
+      case UnknownMessage92 => noDecoder(opcode)
+      case UnknownMessage93 => noDecoder(opcode)
+      case UnknownMessage94 => noDecoder(opcode)
+      case FavoritesResponse => noDecoder(opcode)
+      case FavoritesMessage => noDecoder(opcode)
+      case ObjectDetectedMessage => noDecoder(opcode)
+      case UnknownMessage98 => noDecoder(opcode)
+      case SetChatFilterMessage => noDecoder(opcode)
+
+      // OPCODE 100
+      case AvatarSearchCriteriaMessage => noDecoder(opcode)
+      case AvatarSearchResponse => noDecoder(opcode)
+      case WeaponJammedMessage => noDecoder(opcode)
+      case LinkDeadAwarenessMsg => noDecoder(opcode)
+      case DroppodFreefallingMessage => noDecoder(opcode)
+      case AvatarFirstTimeEventMessage => noDecoder(opcode)
+      case AggravatedDamageMessage => noDecoder(opcode)
+      case TriggerSoundMessage => noDecoder(opcode)
+      case UnknownMessage108 => noDecoder(opcode)
+      case UnknownMessage109 => noDecoder(opcode)
+
+      // OPCODE 110
+      case UnknownMessage110 => noDecoder(opcode)
+      case SquadMembershipResponse => noDecoder(opcode)
+      case SquadMemberEvent => noDecoder(opcode)
+      case PlatoonEvent => noDecoder(opcode)
+      case UnknownMessage114 => noDecoder(opcode)
+      case FriendsResponse => noDecoder(opcode)
+      case TriggerEnvironmentalDamageMessage => noDecoder(opcode)
+      case TrainingZoneMessage => noDecoder(opcode)
+      case DeployableObjectsInfoMessage => noDecoder(opcode)
+      case SquadState => noDecoder(opcode)
+
+      // OPCODE 120
+      case OxygenStateMessage => noDecoder(opcode)
+      case TradeMessage => noDecoder(opcode)
+      case UnknownMessage122 => noDecoder(opcode)
+      case DamageFeedbackMessage => noDecoder(opcode)
+      case UnknownMessage124 => noDecoder(opcode)
+      case UnknownMessage125 => noDecoder(opcode)
+      case UnknownMessage126 => noDecoder(opcode)
+      case AvatarStatisticsMessage => noDecoder(opcode)
+      case GenericObjectAction2Message => noDecoder(opcode)
+      case DestroyDisplayMessage => noDecoder(opcode)
+
+      // OPCODE 130
+      case TriggerBotAction => noDecoder(opcode)
+      case UnknownMessage131 => noDecoder(opcode)
+      case SquadWaypointEvent => noDecoder(opcode)
+      case OffshoreVehicleMessage => noDecoder(opcode)
+      case ObjectDeployedMessage => noDecoder(opcode)
+      case ObjectDeployedCountMessage => noDecoder(opcode)
+      case UnknownMessage136 => noDecoder(opcode)
+      case UnknownMessage137 => noDecoder(opcode)
+      case PlayerStasisMessage => noDecoder(opcode)
+      case UnknownMessage139 => noDecoder(opcode)
+
+      // OPCODE 140
+      case UnknownMessage140 => noDecoder(opcode)
+      case OutfitMembershipResponse => noDecoder(opcode)
+      case UnknownMessage142 => noDecoder(opcode)
+      case OutfitEvent => noDecoder(opcode)
+      case OutfitMemberEvent => noDecoder(opcode)
+      case OutfitMemberUpdate => noDecoder(opcode)
+      case PlanetsideStringAttributeMessage => noDecoder(opcode)
+      case DataChallengeMessage => noDecoder(opcode)
+      case UnknownMessage148 => noDecoder(opcode)
+      case WeatherMessage => noDecoder(opcode)
+
+      // OPCODE 150
+      case SimDataChallengeResp => noDecoder(opcode)
+      case UnknownMessage151 => noDecoder(opcode)
+      case OutfitListEvent => noDecoder(opcode)
+      case EmpireIncentivesMessage => noDecoder(opcode)
+      case UnknownMessage154 => noDecoder(opcode)
+      case SyncMessage => noDecoder(opcode)
+      case DebugDrawMessage => noDecoder(opcode)
+      case SoulMarkMessage => noDecoder(opcode)
+      case UplinkPositionEvent => noDecoder(opcode)
+      case HotSpotUpdateMessage => noDecoder(opcode)
+
+      // OPCODE 160
+      case BuildingInfoUpdateMessage => noDecoder(opcode)
+      case FireHintMessage => noDecoder(opcode)
+      case UnknownMessage162 => noDecoder(opcode)
+      case UplinkResponse => noDecoder(opcode)
+      case UnknownMessage164 => noDecoder(opcode)
+      case WarpgateResponse => noDecoder(opcode)
+      case DamageWithPositionMessage => noDecoder(opcode)
+      case GenericActionMessage => noDecoder(opcode)
+      case ContinentalLockUpdateMessage => noDecoder(opcode)
+      case AvatarGrenadeStateMessage => noDecoder(opcode)
+
+      // OPCODE 170
+      case UnknownMessage170 => noDecoder(opcode)
+      case UnknownMessage171 => noDecoder(opcode)
+      case UnknownMessage172 => noDecoder(opcode)
+      case AvatarDeadStateMessage => noDecoder(opcode)
+      case CSAssistMessage => noDecoder(opcode)
+      case CSAssistCommentMessage => noDecoder(opcode)
+      case UnknownMessage176 => noDecoder(opcode)
+      case UnknownMessage177 => noDecoder(opcode)
+      case VoiceHostInfo => noDecoder(opcode)
+      case BattleplanMessage => noDecoder(opcode)
+
+      // OPCODE 180
+      case BattleExperienceMessage => noDecoder(opcode)
+      case UnknownMessage181 => noDecoder(opcode)
+      case ZonePopulationUpdateMessage => noDecoder(opcode)
+      case DisconnectMessage => noDecoder(opcode)
+      case ExperienceAddedMessage => noDecoder(opcode)
+      case OrbitalStrikeWaypointMessage => noDecoder(opcode)
+      case KeepAliveMessage => game.KeepAliveMessage.decode
+      case MapObjectStateBlockMessage => noDecoder(opcode)
+      case SnoopMsg => noDecoder(opcode)
+      case PlayerStateMessageUpstream => noDecoder(opcode)
+
+      // OPCODE 190
+      case PlayerStateShiftMessage => noDecoder(opcode)
+      case ZipLineMessage => noDecoder(opcode)
+      case CaptureFlagUpdateMessage => noDecoder(opcode)
+      case VanuModuleUpdateMessage => noDecoder(opcode)
+      case UnknownMessage194 => noDecoder(opcode)
+      case ProximityTerminalUseMessage => noDecoder(opcode)
+      case QuantityDeltaUpdateMessage => noDecoder(opcode)
+      case ChainLashMessage => noDecoder(opcode)
+      case ZoneInfoMessage => noDecoder(opcode)
+      case UnknownMessage199 => noDecoder(opcode)
+
+      // OPCODE 200
+      case WeaponLazeTargetPositionMessage => noDecoder(opcode)
+      case ModuleLimitsMessage => noDecoder(opcode)
+      case OutfitBenefitMessage => noDecoder(opcode)
+      case EmpireChangeTimeMessage => noDecoder(opcode)
+      case ClockCalibrationMessage => noDecoder(opcode)
+      case DensityLevelUpdateMessage => noDecoder(opcode)
+      case ActOfGodMessage => noDecoder(opcode)
+      case AvatarAwardMessage => noDecoder(opcode)
+      case UnknownMessage208 => noDecoder(opcode)
+      case DisplayedAwardMessage => noDecoder(opcode)
+
+      // OPCODE 210
+      case RespawnAMSInfoMessage => noDecoder(opcode)
+      case ComponentDamageMessage => noDecoder(opcode)
+      case UnknownMessage212 => noDecoder(opcode)
+      case PropertyOverrideMessage => noDecoder(opcode)
+      case WarpgateLinkOverrideMessage => noDecoder(opcode)
+      case EmpireBenefitsMessage => noDecoder(opcode)
+      case ForceEmpireMessage => noDecoder(opcode)
+      case BroadcastWarpgateUpdateMessage => noDecoder(opcode)
+      case UnknownMessage218 => noDecoder(opcode)
+      case UnknownMessage219 => noDecoder(opcode)
+
+      // OPCODE 220
+      case SquadMainTerminalResponseMessage => noDecoder(opcode)
+      case SquadOrderMessage => noDecoder(opcode)
+      case UnknownMessage222 => noDecoder(opcode)
+      case ZoneLockInfoMessage => noDecoder(opcode)
+      case SquadBindInfoMessage => noDecoder(opcode)
+      case AudioSequenceMessage => noDecoder(opcode)
+      case SquadFacilityBindInfoMessage => noDecoder(opcode)
+      case ZoneForcedCavernConnectionsMessage => noDecoder(opcode)
+      case MissionActionMessage => noDecoder(opcode)
+      case UnknownMessage229 => noDecoder(opcode)
+
+      // OPCODE 230
+      case ReplicationStreamMessage => noDecoder(opcode)
+      case SquadDefinitionActionMessage => noDecoder(opcode)
+      case SquadDetailDefinitionUpdateMessage => noDecoder(opcode)
+      case TacticsMessage => noDecoder(opcode)
+      case RabbitUpdateMessage => noDecoder(opcode)
+      case SquadInvitationRequestMessage => noDecoder(opcode)
+      case CharacterKnowledgeMessage => noDecoder(opcode)
+      case GameScoreUpdateMessage => noDecoder(opcode)
+      case UnknownMessage238 => noDecoder(opcode)
+      case UnknownMessage239 => noDecoder(opcode)
+
+      // OPCODE 240
+      case QueueTimedHelpMessage => noDecoder(opcode)
+      case MailMessage => noDecoder(opcode)
+      case UnknownMessage242 => noDecoder(opcode)
+      case ClientCheatedMessage => noDecoder(opcode)
+      case UnknownMessage244 => noDecoder(opcode)
+      case UnknownMessage245 => noDecoder(opcode)
+      case UnknownMessage246 => noDecoder(opcode)
+      case UnknownMessage247 => noDecoder(opcode)
+      case UnknownMessage248 => noDecoder(opcode)
+      case UnknownMessage249 => noDecoder(opcode)
+
+      // OPCODE 250
+      case UnknownMessage250 => noDecoder(opcode)
+      case UnknownMessage251 => noDecoder(opcode)
+      case UnknownMessage252 => noDecoder(opcode)
+      case UnknownMessage253 => noDecoder(opcode)
+      case UnknownMessage254 => noDecoder(opcode)
+      case UnknownMessage255 => noDecoder(opcode)
+      case default => noDecoder(opcode)
+  }
 
   implicit val codec: Codec[this.Value] = PacketHelpers.createEnumerationCodec(this, uint8L)
 }
diff --git a/common/src/main/scala/net/psforever/packet/game/KeepAliveMessage.scala b/common/src/main/scala/net/psforever/packet/game/KeepAliveMessage.scala
new file mode 100644
index 00000000..b279ad36
--- /dev/null
+++ b/common/src/main/scala/net/psforever/packet/game/KeepAliveMessage.scala
@@ -0,0 +1,18 @@
+package net.psforever.packet.game
+
+import net.psforever.packet.{GamePacketOpcode, Marshallable, PacketHelpers, PlanetSideGamePacket}
+import scodec.Codec
+import scodec.codecs._
+
+/**
+  * Created by Root on 5/19/2016.
+  */
+final case class KeepAliveMessage(code : Int) extends PlanetSideGamePacket {
+  type Packet = KeepAliveMessage
+  def opcode = GamePacketOpcode.KeepAliveMessage
+  def encode = KeepAliveMessage.encode(this)
+}
+
+object KeepAliveMessage extends Marshallable[KeepAliveMessage] {
+  implicit val codec : Codec[KeepAliveMessage] = ("keep_alive_code" | uint16L).as[KeepAliveMessage]
+}
\ No newline at end of file
diff --git a/pslogin/src/main/scala/WorldSessionActor.scala b/pslogin/src/main/scala/WorldSessionActor.scala
index b6bc98a2..f3d388ae 100644
--- a/pslogin/src/main/scala/WorldSessionActor.scala
+++ b/pslogin/src/main/scala/WorldSessionActor.scala
@@ -84,8 +84,7 @@ class WorldSessionActor extends Actor with MDCContextAware {
   }
 
   def handleGamePkt(pkt : PlanetSideGamePacket) = pkt match {
-    case LoginMessage(majorVersion, minorVersion, buildDate, username,
-    password, token, revision) =>
+    case LoginMessage(majorVersion, minorVersion, buildDate, username, password, token, revision) =>
 
       val clientVersion = s"Client Version: ${majorVersion}.${minorVersion}.${revision}, ${buildDate}"
 
@@ -97,6 +96,8 @@ class WorldSessionActor extends Actor with MDCContextAware {
       // testing
       //sendRawResponse(hex"00 09 00 00 00 19 08 2C  00 00 4B 00 00 00 00 02 1F 80 09 9B 05 00 00 00  0D 77 BC F1 05 12 2E 40 00 80 3F D7 04 00 00 00  61 C0 6C 6F 63 6B 2D 7A 33 61 C0 6C 6F 63 6B 2D  7A 34 61 C0 6C 6F 63 6B 2D 7A 39 64 00 6C 6F 63  6B 2D 69 31 2D 69 32 2D 69 33 2D 69 34 04 00 00  00 40 40 10 30 04 10 01 06 00 ")
       //sendRawResponse(hex"00 09 00 01 00 19 08 2C  00 00 70 01 00 00 00 6A 95 01 00 00 00 00 79 94  FD BF 00 A1 AF BF F3 A5 D0 3E 26 39 76 3B 08 00  00 00 36 AE 11 3F 70 5D 9B 3E 2E 15 9A 9B 3A 3F  CC 90 DB 3E 45 1C EC 0F 14 3D AF CF 36 3F 06 32  BA AF 13 3F 18 4C 12 3F 26 2F D2 2D 71 3F 94 AA  FB 3E 4D 16 5D 1B 1A 3F 0C 25 D5 3C 55 6B 38 89  63 3F 5D F5 25 3F 3C AC 8E 5E E6 3E 79 25 62 3F  10 32 1F 12 E3 40 00 9A 40 43 4D 54 5F 43 55 4C  4C 57 41 54 45 52 4D 41 52 4B 5F 73 75 63 63 65  73 73 ")
+    case KeepAliveMessage(code) =>
+      sendResponse(PacketCoding.CreateGamePacket(0, KeepAliveMessage(0)))
     case default => log.debug(s"Unhandled GamePacket ${pkt}")
   }