diff --git a/README.md b/README.md
index 68e0817b..b1e7d094 100644
--- a/README.md
+++ b/README.md
@@ -228,5 +228,7 @@
 * 0.5 second zombie spawn rate
 * Only sprinting zombies
 * Every player starts with 10000 points
+* Decreased stun time by enemy players from 0.75 seconds to 0.5 seconds
+* Players can be stunned by enemy players while already stunned
 * Teams win rounds by getting all enemy players down
 * First team to win 3 rounds wins the game
\ No newline at end of file
diff --git a/scripts/zm/_zm_reimagined_grief.gsc b/scripts/zm/_zm_reimagined_grief.gsc
index 0d3b8e17..c0e5318e 100644
--- a/scripts/zm/_zm_reimagined_grief.gsc
+++ b/scripts/zm/_zm_reimagined_grief.gsc
@@ -135,6 +135,7 @@ set_grief_vars()
 	level.zombie_vars["zombie_health_start"] = 2000;
 	level.zombie_vars["zombie_spawn_delay"] = 0.5;
 	level.custom_end_screen = ::custom_end_screen;
+	level._game_module_player_damage_callback = ::game_module_player_damage_callback;
 
 	level.grief_winning_score = 3;
 	level.grief_score = [];
@@ -343,6 +344,73 @@ custom_end_screen()
 	}
 }
 
+game_module_player_damage_callback( einflictor, eattacker, idamage, idflags, smeansofdeath, sweapon, vpoint, vdir, shitloc, psoffsettime )
+{
+	self.last_damage_from_zombie_or_player = 0;
+	if ( isDefined( eattacker ) )
+	{
+		if ( isplayer( eattacker ) && eattacker == self )
+		{
+			return;
+		}
+		if ( isDefined( eattacker.is_zombie ) || eattacker.is_zombie && isplayer( eattacker ) )
+		{
+			self.last_damage_from_zombie_or_player = 1;
+		}
+	}
+
+	if ( is_true( self._being_shellshocked ) || self maps/mp/zombies/_zm_laststand::player_is_in_laststand() )
+	{
+		return;
+	}
+
+	if ( isplayer( eattacker ) && isDefined( eattacker._encounters_team ) && eattacker._encounters_team != self._encounters_team )
+	{
+		if ( is_true( self.hasriotshield ) && isDefined( vdir ) )
+		{
+			if ( is_true( self.hasriotshieldequipped ) )
+			{
+				if ( self maps/mp/zombies/_zm::player_shield_facing_attacker( vdir, 0.2 ) && isDefined( self.player_shield_apply_damage ) )
+				{
+					return;
+				}
+			}
+			else if ( !isdefined( self.riotshieldentity ) )
+			{
+				if ( !self maps/mp/zombies/_zm::player_shield_facing_attacker( vdir, -0.2 ) && isdefined( self.player_shield_apply_damage ) )
+				{
+					return;
+				}
+			}
+		}
+
+		if ( isDefined( level._game_module_player_damage_grief_callback ) )
+		{
+			self [[ level._game_module_player_damage_grief_callback ]]( einflictor, eattacker, idamage, idflags, smeansofdeath, sweapon, vpoint, vdir, shitloc, psoffsettime );
+		}
+
+		if ( isDefined( level._effect[ "butterflies" ] ) )
+		{
+			if ( isDefined( sweapon ) && weapontype( sweapon ) == "grenade" )
+			{
+				playfx( level._effect[ "butterflies" ], self.origin + vectorScale( ( 1, 1, 1 ), 40 ) );
+			}
+			else
+			{
+				playfx( level._effect[ "butterflies" ], vpoint, vdir );
+			}
+		}
+
+		self thread do_game_mode_shellshock();
+		self playsound( "zmb_player_hit_ding" );
+	}
+}
+
+do_game_mode_shellshock()
+{
+	self shellshock( "grief_stab_zm", 0.5 );
+}
+
 unlimited_zombies()
 {
 	while(1)