diff --git a/gamedata/cs2fixes.games.txt b/gamedata/cs2fixes.games.txt
index 4065e4ca..480c0e17 100644
--- a/gamedata/cs2fixes.games.txt
+++ b/gamedata/cs2fixes.games.txt
@@ -42,8 +42,8 @@
 			"ServerMovementUnlock"
 			{
 				"library"		"server"
-				"windows"		"\x0F\x86\xB0\x2A\x2A\x2A\xF3\x0F\x58\xD4"
-				"linux"			"\x0F\x87\x2A\x2A\x2A\x2A\xF3\x0F\x10\x35\x2A\x2A\x2A\x2A\xF3\x0F\x11\xB5\x2A\x2A\x2A\x2A\x48\x89\xDE"
+				"windows"		"\x0F\x86\xB0\x2A\x2A\x2A\xF3\x0F\x58\xD3"
+				"linux"			"\x0F\x87\x2A\x2A\x2A\x2A\xF3\x0F\x10\x35\x2A\x2A\x2A\x2A\xF3\x0F\x11\xB5\x2A\x2A\x2A\x2A\x4C\x89\xEE"
 			}
 			// String: "CCSPlayerPawnBase::SwitchTeam", just keep in mind this is actually CCSPlayerController::SwitchTeam
 			"CCSPlayerController_SwitchTeam"
@@ -57,7 +57,7 @@
 			{
 				"library"		"server"
 				"windows"		"\xC8\x42\xEB\x2A\x4C\x39\x67\x30"
-				"linux"			"\xC8\x42\x41\xC7\x85\x2A\x2A\x2A\x2A\x2A\x2A\x2A\x2A\xE9\x2A\x2A\x2A\x2A\x48\x89\xDF"
+				"linux"			"\xC8\x42\x41\xC7\x85\x2A\x2A\x2A\x2A\x2A\x2A\x2A\x2A\x41\xC7\x85\x2A\x2A\x2A\x2A\x2A\x2A\x2A\x2A\xE9"
 			}
 			// Called right after "Removed %s(%s)\n"
 			"UTIL_Remove"
diff --git a/sdk b/sdk
index 84a823db..da981a89 160000
--- a/sdk
+++ b/sdk
@@ -1 +1 @@
-Subproject commit 84a823db042b49d2f6934b770dafbf3a366cef26
+Subproject commit da981a8984c74641d2a31732a0bac742bfea6e2d
diff --git a/src/leader.cpp b/src/leader.cpp
index 0b19f94b..4079299f 100644
--- a/src/leader.cpp
+++ b/src/leader.cpp
@@ -47,7 +47,7 @@ std::map<std::string, ColorPreset> mapColorPresets = {
 };
 // clang-format on
 
-CUtlVector<ZEPlayerHandle> g_vecLeaders;
+std::vector<ZEPlayerHandle> g_vecLeaders;
 
 static int g_iMarkerCount = 0;
 static bool g_bPingWithLeader = true;
@@ -110,14 +110,16 @@ static std::pair<int, std::string> GetLeaders()
 {
 	int iLeaders = 0;
 	std::string strLeaders = "";
-	FOR_EACH_VEC_BACK(g_vecLeaders, i)
+
+	for (int i = g_vecLeaders.size() - 1; i >= 0; i--)
 	{
 		ZEPlayer* pLeader = g_vecLeaders[i].Get();
 		if (!pLeader)
 		{
-			g_vecLeaders.Remove(i);
+			g_vecLeaders.erase(g_vecLeaders.begin() + i);
 			continue;
 		}
+
 		CCSPlayerController* pController = CCSPlayerController::FromSlot((CPlayerSlot)pLeader->GetPlayerSlot());
 		if (!pController)
 			continue;
@@ -224,7 +226,7 @@ static bool Leader_SetNewLeader(ZEPlayer* zpLeader, std::string strColor = "")
 		Leader_ApplyLeaderVisuals(pawnLeader);
 
 	zpLeader->PurgeLeaderVotes();
-	g_vecLeaders.AddToTail(zpLeader->GetHandle());
+	g_vecLeaders.push_back(zpLeader->GetHandle());
 	return true;
 }
 
@@ -299,11 +301,12 @@ static void RemoveLeader(CCSPlayerController* ccsLeader)
 	zpLeader->SetTracerColor(Color(0, 0, 0, 0));
 	zpLeader->SetBeaconColor(Color(0, 0, 0, 0));
 	zpLeader->SetGlowColor(Color(0, 0, 0, 0));
-	FOR_EACH_VEC_BACK(g_vecLeaders, i)
+
+	for (int i = g_vecLeaders.size() - 1; i >= 0; i--)
 	{
 		if (g_vecLeaders[i] == zpLeader)
 		{
-			g_vecLeaders.Remove(i);
+			g_vecLeaders.erase(g_vecLeaders.begin() + i);
 			break;
 		}
 	}
@@ -367,7 +370,8 @@ void Leader_PostEventAbstract_Source1LegacyGameEvent(const uint64* clients, cons
 		return;
 
 	bool bNoHumanLeaders = true;
-	FOR_EACH_VEC_BACK(g_vecLeaders, i)
+
+	for (int i = 0; i < g_vecLeaders.size(); i++)
 	{
 		if (g_vecLeaders[i].IsValid())
 		{
diff --git a/src/leader.h b/src/leader.h
index d49e575b..08fce809 100644
--- a/src/leader.h
+++ b/src/leader.h
@@ -24,7 +24,7 @@
 #include "playermanager.h"
 #include "utils/entity.h"
 
-extern CUtlVector<ZEPlayerHandle> g_vecLeaders;
+extern std::vector<ZEPlayerHandle> g_vecLeaders;
 extern CConVar<bool> g_cvarEnableLeader;
 extern CConVar<bool> g_cvarLeaderActionsHumanOnly;
 extern CConVar<CUtlString> g_cvarMarkParticlePath;
diff --git a/src/recipientfilters.h b/src/recipientfilters.h
index 7630b399..d678be77 100644
--- a/src/recipientfilters.h
+++ b/src/recipientfilters.h
@@ -43,6 +43,7 @@ class CRecipientFilter : public IRecipientFilter
 	NetChannelBufType_t GetNetworkBufType(void) const override { return m_nBufType; }
 	bool IsInitMessage(void) const override { return m_bInitMessage; }
 	const CPlayerBitVec& GetRecipients(void) const override { return m_Recipients; }
+	CPlayerSlot GetPredictedPlayerSlot(void) const override { return -1; }
 
 	void AddAllPlayers(void)
 	{