diff --git a/Resources/Protobufs/dota/ai_activity.proto b/Resources/Protobufs/dota/ai_activity.proto
index 02d95710..da0fada0 100644
--- a/Resources/Protobufs/dota/ai_activity.proto
+++ b/Resources/Protobufs/dota/ai_activity.proto
@@ -536,5 +536,6 @@ enum Activity {
 	ACT_DOTA_BELLYACHE_END = 535;
 	ACT_DOTA_ROQUELAIRE_LAND = 536;
 	ACT_DOTA_ROQUELAIRE_LAND_IDLE = 537;
+	ACT_DOTA_GREEVIL_CAST = 538;
 }
 
diff --git a/Resources/Protobufs/dota/base_gcmessages.proto b/Resources/Protobufs/dota/base_gcmessages.proto
index 63454423..f81d1392 100644
--- a/Resources/Protobufs/dota/base_gcmessages.proto
+++ b/Resources/Protobufs/dota/base_gcmessages.proto
@@ -23,15 +23,6 @@ enum EGCBaseMsg {
 	k_EMsgGCReplay_UploadedToYouTube = 4510;
 }
 
-enum EGCSharedMsg {
-	k_EMsgInterGCAchievementAwarded = 7001;
-	k_EMsgInterGCAchievementAwardedResponse = 7002;
-	k_EMsgInterGCLoadAchievements = 7003;
-	k_EMsgInterGCLoadAchievementResponse = 7004;
-	k_EMsgInterGCSurgeTest = 7005;
-	k_EMsgInterGCProfile = 7006;
-}
-
 enum EGCBaseProtoObjectTypes {
 	k_EProtoObjectPartyInvite = 1001;
 	k_EProtoObjectLobbyInvite = 1002;
diff --git a/Resources/Protobufs/dota/dota_gcmessages.proto b/Resources/Protobufs/dota/dota_gcmessages.proto
index 7a4ee46f..2ebd37e5 100644
--- a/Resources/Protobufs/dota/dota_gcmessages.proto
+++ b/Resources/Protobufs/dota/dota_gcmessages.proto
@@ -84,8 +84,6 @@ enum EDOTAGCMsg {
 	k_EMsgGCCancelWatchGame = 7097;
 	k_EMsgGCProfileRequest = 7098;
 	k_EMsgGCProfileResponse = 7099;
-	k_EMsgGCDOTAIntraGCRankRequest = 7100;
-	k_EMsgGCDOTAIntraGCRankResponse = 7101;
 	k_EMsgGCPopup = 7102;
 	k_EMsgGCDOTANotifySuccessfulReport = 7103;
 	k_EMsgGCDOTAClearNotifySuccessfulReport = 7104;
@@ -164,6 +162,8 @@ enum EDOTAGCMsg {
 	k_EMsgGCHalloweenHighScoreResponse = 7179;
 	k_EMsgGCGenerateDiretidePrizeListResponse = 7180;
 	k_EMsgGCNotifyResetKeybindings = 7181;
+	k_EMsgGCStorePromoPagesRequest = 7182;
+	k_EMsgGCStorePromoPagesResponse = 7183;
 	k_EMsgGCDev_GrantWarKill = 8001;
 }
 
@@ -1058,6 +1058,7 @@ message CMsgDOTATeam {
 	optional string url = 16;
 	optional uint32 fullgamesplayed = 17;
 	repeated uint32 leagues = 18;
+	optional uint32 gamesplayed = 19;
 }
 
 message CMsgDOTACreateTeam {
@@ -1645,14 +1646,6 @@ message CMsgDOTAProfileResponse {
 	optional uint32 team_id = 12;
 }
 
-message CMsgDOTAIntraGCRankRequest {
-	optional uint32 account_id = 1;
-}
-
-message CMsgDOTAIntraGCRankResponse {
-	optional uint32 rank = 1;
-}
-
 message CMsgDOTANotifySuccessfulReport {
 }
 
@@ -1963,3 +1956,13 @@ message CMsgDOTANotifyResetKeybindings {
 	optional uint32 keybind_template = 1;
 }
 
+message CMsgDOTAStorePromoPagesRequest {
+	optional uint32 version_seen = 1;
+}
+
+message CMsgDOTAStorePromoPagesResponse {
+	optional uint32 version = 1;
+	optional string title = 2;
+	repeated string page_url = 3;
+}
+
diff --git a/Resources/Protobufs/dota/dota_usermessages.proto b/Resources/Protobufs/dota/dota_usermessages.proto
index 0ab5e0cb..f6443d53 100644
--- a/Resources/Protobufs/dota/dota_usermessages.proto
+++ b/Resources/Protobufs/dota/dota_usermessages.proto
@@ -100,6 +100,7 @@ enum DOTA_CHAT_MESSAGE {
 	CHAT_MESSAGE_INFORMATIONAL = 52;
 	CHAT_MESSAGE_AEGIS_STOLEN = 53;
 	CHAT_MESSAGE_ROSHAN_CANDY = 54;
+	CHAT_MESSAGE_ITEM_GIFTED = 55;
 }
 
 enum DOTA_NO_BATTLE_POINTS_REASONS {
diff --git a/Resources/Protobufs/dota/gcsdk_gcmessages.proto b/Resources/Protobufs/dota/gcsdk_gcmessages.proto
index 22918e7f..a3958c5c 100644
--- a/Resources/Protobufs/dota/gcsdk_gcmessages.proto
+++ b/Resources/Protobufs/dota/gcsdk_gcmessages.proto
@@ -69,3 +69,23 @@ message CMsgGCMultiplexMessage {
 	repeated fixed64 steamids = 3;
 }
 
+message CGCToGCMsgMasterAck {
+	optional uint32 dir_index = 1;
+	optional uint32 gc_type = 2;
+}
+
+message CGCToGCMsgMasterAck_Response {
+	optional int32 eresult = 1 [default = 2];
+}
+
+message CGCToGCMsgRouted {
+	optional uint32 msg_type = 1;
+	optional fixed64 sender_id = 2;
+	optional bytes net_message = 3;
+}
+
+message CGCToGCMsgRoutedReply {
+	optional uint32 msg_type = 1;
+	optional bytes net_message = 2;
+}
+
diff --git a/Resources/Protobufs/dota/gcsystemmsgs.proto b/Resources/Protobufs/dota/gcsystemmsgs.proto
index 195ac43d..a740971c 100644
--- a/Resources/Protobufs/dota/gcsystemmsgs.proto
+++ b/Resources/Protobufs/dota/gcsystemmsgs.proto
@@ -24,7 +24,6 @@ enum EGCSystemMsg {
 	k_EGCMsgPreTestSetup = 69;
 	k_EGCMsgRecordSupportAction = 70;
 	k_EGCMsgGetAccountDetails_DEPRECATED = 71;
-	k_EGCMsgSendInterAppMessage = 72;
 	k_EGCMsgReceiveInterAppMessage = 73;
 	k_EGCMsgFindAccounts = 74;
 	k_EGCMsgPostAlert = 75;
@@ -57,6 +56,8 @@ enum EGCSystemMsg {
 	k_EGCMsgMemCachedGetResponse = 201;
 	k_EGCMsgMemCachedSet = 202;
 	k_EGCMsgMemCachedDelete = 203;
+	k_EGCMsgMasterSetDirectory = 220;
+	k_EGCMsgMasterSetDirectoryResponse = 221;
 }
 
 enum ESOMsg {
@@ -70,3 +71,10 @@ enum ESOMsg {
 	k_ESOMsg_CacheSubscriptionRefresh = 28;
 }
 
+enum EGCToGCMsg {
+	k_EGCToGCMsgMasterAck = 150;
+	k_EGCToGCMsgMasterAckResponse = 151;
+	k_EGCToGCMsgRouted = 152;
+	k_EGCToGCMsgRoutedReply = 153;
+}
+
diff --git a/Resources/Protobufs/dota/steammessages.proto b/Resources/Protobufs/dota/steammessages.proto
index 6e381baa..d985a950 100644
--- a/Resources/Protobufs/dota/steammessages.proto
+++ b/Resources/Protobufs/dota/steammessages.proto
@@ -9,6 +9,14 @@ extend .google.protobuf.MessageOptions {
 	optional int32 msgpool_hard_limit = 50001 [default = 384];
 }
 
+enum GCProtoBufMsgSrc {
+	GCProtoBufMsgSrc_Unspecified = 0;
+	GCProtoBufMsgSrc_FromSystem = 1;
+	GCProtoBufMsgSrc_FromSteamID = 2;
+	GCProtoBufMsgSrc_FromGC = 3;
+	GCProtoBufMsgSrc_ReplySystem = 4;
+}
+
 message CMsgProtoBufHeader {
 	option (msgpool_soft_limit) = 1024;
 	option (msgpool_hard_limit) = 256;
@@ -18,6 +26,8 @@ message CMsgProtoBufHeader {
 	optional fixed64 job_id_source = 10 [default = 18446744073709551615];
 	optional fixed64 job_id_target = 11 [default = 18446744073709551615];
 	optional string target_job_name = 12;
+	optional .GCProtoBufMsgSrc gc_msg_src = 200 [default = GCProtoBufMsgSrc_Unspecified];
+	optional uint32 gc_dir_index_source = 201;
 }
 
 message CMsgWebAPIKey {
@@ -302,3 +312,18 @@ message CMsgGCGetPersonaNames_Response {
 	repeated fixed64 failed_lookup_steamids = 2;
 }
 
+message CMsgGCMsgMasterSetDirectory {
+	message SubGC {
+		optional uint32 dir_index = 1;
+		optional string name = 2;
+		optional string box = 3;
+	}
+
+	optional uint32 master_dir_index = 1;
+	repeated .CMsgGCMsgMasterSetDirectory.SubGC dir = 2;
+}
+
+message CMsgGCMsgMasterSetDirectory_Response {
+	optional int32 eresult = 1 [default = 2];
+}
+