diff --git a/regamedll/dlls/game.cpp b/regamedll/dlls/game.cpp
index 0e792e09c..5637a3a88 100644
--- a/regamedll/dlls/game.cpp
+++ b/regamedll/dlls/game.cpp
@@ -9,6 +9,7 @@ cvar_t *g_psv_friction    = nullptr;
 cvar_t *g_psv_stopspeed   = nullptr;
 cvar_t *g_psv_stepsize    = nullptr;
 cvar_t *g_psv_clienttrace = nullptr;
+cvar_t *g_psv_zmax = nullptr;
 
 cvar_t displaysoundlist      = { "displaysoundlist", "0", 0, 0.0f, nullptr };
 cvar_t timelimit             = { "mp_timelimit", "0", FCVAR_SERVER, 0.0f, nullptr };
@@ -236,6 +237,7 @@ void EXT_FUNC GameDLLInit()
 	g_psv_stopspeed   = CVAR_GET_POINTER("sv_stopspeed");
 	g_psv_stepsize    = CVAR_GET_POINTER("sv_stepsize");
 	g_psv_clienttrace = CVAR_GET_POINTER("sv_clienttrace");
+	g_psv_zmax        = CVAR_GET_POINTER("sv_zmax");
 
 	CVAR_REGISTER(&displaysoundlist);
 	CVAR_REGISTER(&timelimit);
diff --git a/regamedll/dlls/game.h b/regamedll/dlls/game.h
index b9b9253b9..c3eb768be 100644
--- a/regamedll/dlls/game.h
+++ b/regamedll/dlls/game.h
@@ -48,6 +48,7 @@ extern cvar_t *g_psv_friction;
 extern cvar_t *g_psv_stopspeed;
 extern cvar_t *g_psv_stepsize;
 extern cvar_t *g_psv_clienttrace;
+extern cvar_t *g_psv_zmax;
 extern cvar_t *g_footsteps;
 
 extern cvar_t displaysoundlist;
diff --git a/regamedll/dlls/player.cpp b/regamedll/dlls/player.cpp
index 5e7eed2fc..0ba90b504 100644
--- a/regamedll/dlls/player.cpp
+++ b/regamedll/dlls/player.cpp
@@ -7950,9 +7950,12 @@ void CBasePlayer::UpdateStatusBar()
 	UTIL_MakeVectors(pev->v_angle + pev->punchangle);
 
 	Vector vecSrc = EyePosition();
-	Vector vecEnd = vecSrc + (gpGlobals->v_forward * ((pev->flags & FL_SPECTATOR) != 0 ? MAX_SPEC_ID_RANGE : MAX_ID_RANGE));
+	Vector vecEnd = vecSrc + (gpGlobals->v_forward * (g_psv_zmax ? g_psv_zmax->value : ((pev->flags & FL_SPECTATOR) != 0 ? MAX_SPEC_ID_RANGE : MAX_ID_RANGE)));
 
+	int iSolidityTypeArray[MAX_CLIENTS + 1];
+	UTIL_ManageClientsSolidity(true, 1, SOLID_SLIDEBOX, iSolidityTypeArray); // Store in array & set solidity from variable.
 	UTIL_TraceLine(vecSrc, vecEnd, dont_ignore_monsters, edict(), &tr);
+	UTIL_ManageClientsSolidity(false, 2, 0, iSolidityTypeArray); // Restore solidity from array.
 
 	if (tr.flFraction != 1.0f)
 	{
diff --git a/regamedll/dlls/util.cpp b/regamedll/dlls/util.cpp
index 6b2fda0c7..86e468319 100644
--- a/regamedll/dlls/util.cpp
+++ b/regamedll/dlls/util.cpp
@@ -1857,3 +1857,43 @@ int UTIL_CountPlayersInBrushVolume(bool bOnlyAlive, CBaseEntity *pBrushEntity, i
 
 	return playersInCount + playersOutCount;
 }
+
+// Set modes (iSetMode):
+//   0 - Do not set solidity.
+//   1 - Set solidity from the value of the variable "iSolidityType".
+//   2 - Set solidity from the value of the array "iSolidityTypeArray".
+int UTIL_ManageClientsSolidity(bool bStore, int iSetMode, int iSolidityType, int iSolidityTypeArray[MAX_CLIENTS + 1]) {
+	iSetMode = clamp(iSetMode, 0, 2);
+
+	// Note: Can not store to array & set from it at the same time! Not made for such goal!
+	if(bStore && iSetMode == 2) {
+		iSetMode = 0;
+	}
+	else if(iSetMode == 0)
+			return 0;
+
+	if(bStore) {
+		Q_memset(iSolidityTypeArray, SOLID_NOT, sizeof(iSolidityTypeArray));
+	}
+
+	int iClientsBitsFound = 0;
+	for(int iClientID = 1; iClientID <= gpGlobals->maxClients; iClientID++)
+	{
+		CBasePlayer *pPlayer = UTIL_PlayerByIndex(iClientID);
+
+		if (!pPlayer || pPlayer->has_disconnected || !pPlayer->IsAlive())
+			continue;
+
+		if(bStore) {
+			iSolidityTypeArray[iClientID] = pPlayer->pev->solid;
+		}
+		
+		if(iSetMode) {
+			pPlayer->pev->solid = (iSetMode == 1) ? iSolidityType : iSolidityTypeArray[iClientID];
+		}
+
+		iClientsBitsFound |= (1<<(iClientID - 1));
+	}
+
+	return iClientsBitsFound;
+}
diff --git a/regamedll/dlls/util.h b/regamedll/dlls/util.h
index 9ed3f40ee..edcf393cc 100644
--- a/regamedll/dlls/util.h
+++ b/regamedll/dlls/util.h
@@ -354,6 +354,7 @@ class CPlayerInVolumeAdapter
 };
 
 int UTIL_CountPlayersInBrushVolume(bool bOnlyAlive, CBaseEntity *pBrushEntity, int &playersInCount, int &playersOutCount, CPlayerInVolumeAdapter *pAdapter = nullptr);
+int UTIL_ManageClientsSolidity(bool bStore, int iSetMode, int iSolidityType, int iSolidityTypeArray[MAX_CLIENTS + 1] = nullptr);
 
 inline real_t UTIL_FixupAngle(real_t v)
 {