diff --git a/language.version b/language.version
index 785fa75b5..7bd9a5ba0 100644
--- a/language.version
+++ b/language.version
@@ -1,3 +1,3 @@
 [default]
-SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r472 \cu(Fri 16 Sep 20:23:43 CEST 2022)\c-";
-SWWM_SHORTVER="\cw1.3pre r472 \cu(2022-09-16 20:23:43)\c-";
+SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r473 \cu(Sat 17 Sep 20:47:17 CEST 2022)\c-";
+SWWM_SHORTVER="\cw1.3pre r473 \cu(2022-09-17 20:47:17)\c-";
diff --git a/terrain.txt b/terrain.txt
index ba2823d49..3aacb1b50 100644
--- a/terrain.txt
+++ b/terrain.txt
@@ -12,6 +12,8 @@ splash Water
 	chunkzvelshift	8
 	chunkbasezvel	2
 	sound			world/watersplash
+
+	noalert
 }
 
 splash Sludge
@@ -27,6 +29,8 @@ splash Sludge
 	chunkzvelshift	8
 	chunkbasezvel	1
 	sound			world/sludgegloop
+
+	noalert
 }
 
 splash Lava
@@ -42,6 +46,8 @@ splash Lava
 	chunkzvelshift	7
 	chunkbasezvel	1
 	sound			world/lavasizzle
+
+	noalert
 }
 
 splash Sizzle
@@ -57,6 +63,8 @@ splash Sizzle
 	chunkzvelshift	7
 	chunkbasezvel	1
 	sound			world/lavasizzle
+
+	noalert
 }
 
 splash Blood
@@ -72,6 +80,8 @@ splash Blood
 	chunkzvelshift	8
 	chunkbasezvel	2
 	sound			world/watersplash
+
+	noalert
 }
 
 splash Slime
@@ -87,6 +97,8 @@ splash Slime
 	chunkzvelshift	8
 	chunkbasezvel	1
 	sound			world/sludgegloop
+
+	noalert
 }
 
 splash Mud
@@ -102,6 +114,8 @@ splash Mud
 	chunkzvelshift	8
 	chunkbasezvel	1
 	sound			world/sludgegloop
+
+	noalert
 }
 
 terrain Sizzle
diff --git a/zscript/dlc1/swwm_heavymahsheengun.zsc b/zscript/dlc1/swwm_heavymahsheengun.zsc
index 57ac7e5be..c5e501359 100644
--- a/zscript/dlc1/swwm_heavymahsheengun.zsc
+++ b/zscript/dlc1/swwm_heavymahsheengun.zsc
@@ -126,6 +126,7 @@ Class HeavyMahSheenGun : SWWMWeapon
 		for ( int i=0; i<st.WaterHitList.Size(); i++ )
 		{
 			let b = Spawn("InvisibleSplasher",st.WaterHitList[i].hitpos);
+			b.target = self;
 			b.A_CheckTerrain();
 		}
 		for ( int i=5; i<st.Results.Distance; i+=10 )
diff --git a/zscript/swwm_common_fx.zsc b/zscript/swwm_common_fx.zsc
index b5b68236b..87ad6aea1 100644
--- a/zscript/swwm_common_fx.zsc
+++ b/zscript/swwm_common_fx.zsc
@@ -1228,6 +1228,7 @@ Class SWWMBulletTrail : LineTracer
 		for ( int i=0; i<t.WaterHitList.Size(); i++ )
 		{
 			let b = Actor.Spawn("InvisibleSplasher",t.WaterHitList[i].hitpos);
+			b.target = target;
 			b.A_CheckTerrain();
 		}
 		for ( int i=5; i<t.Results.Distance; i+=10 )
@@ -1473,6 +1474,7 @@ Class SWWMWaterSplash : SWWMBaseSplash
 			dir.z += 1.;
 			A_SpawnParticle(SWWMUtility.LerpColor("40 60 FF","A0 C0 FF",FRandom[ExploS](0.,1.)),0,60,str,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.5,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:1200);
 	}
 }
 Class SWWMWaterSplash2 : SWWMBaseSplash
@@ -1491,6 +1493,7 @@ Class SWWMWaterSplash2 : SWWMBaseSplash
 			dir.z += .35;
 			A_SpawnParticle(SWWMUtility.LerpColor("40 60 FF","A0 C0 FF",FRandom[ExploS](0.,1.)),0,50,str,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.5,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:300);
 	}
 }
 Class SWWMBloodSplash : SWWMBaseSplash
@@ -1509,6 +1512,7 @@ Class SWWMBloodSplash : SWWMBaseSplash
 			dir.z += 1.;
 			A_SpawnParticle(SWWMUtility.LerpColor("80 00 00","60 00 00",FRandom[ExploS](0.,1.)),0,60,str+.5,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.5,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:1200);
 	}
 }
 Class SWWMBloodSplash2 : SWWMBaseSplash
@@ -1527,6 +1531,7 @@ Class SWWMBloodSplash2 : SWWMBaseSplash
 			dir.z += .35;
 			A_SpawnParticle(SWWMUtility.LerpColor("80 00 00","60 00 00",FRandom[ExploS](0.,1.)),0,50,str+.5,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.5,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:300);
 	}
 }
 Class SWWMSludgeSplash : SWWMBaseSplash
@@ -1545,6 +1550,7 @@ Class SWWMSludgeSplash : SWWMBaseSplash
 			dir.z += .4;
 			A_SpawnParticle(SWWMUtility.LerpColor("40 50 40","30 30 30",FRandom[ExploS](0.,1.)),0,40,str+2.,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.8,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:1200);
 	}
 }
 Class SWWMSludgeSplash2 : SWWMBaseSplash
@@ -1563,6 +1569,7 @@ Class SWWMSludgeSplash2 : SWWMBaseSplash
 			dir.z += .15;
 			A_SpawnParticle(SWWMUtility.LerpColor("40 50 40","30 30 30",FRandom[ExploS](0.,1.)),0,30,str+2.,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.8,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:300);
 	}
 }
 Class SWWMMudSplash : SWWMBaseSplash
@@ -1581,6 +1588,7 @@ Class SWWMMudSplash : SWWMBaseSplash
 			dir.z += .4;
 			A_SpawnParticle(SWWMUtility.LerpColor("50 40 20","30 20 10",FRandom[ExploS](0.,1.)),0,40,str+2.,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.8,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:1200);
 	}
 }
 Class SWWMMudSplash2 : SWWMBaseSplash
@@ -1599,6 +1607,7 @@ Class SWWMMudSplash2 : SWWMBaseSplash
 			dir.z += .15;
 			A_SpawnParticle(SWWMUtility.LerpColor("50 40 20","30 20 10",FRandom[ExploS](0.,1.)),0,30,str+2.,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.8,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:300);
 	}
 }
 Class SWWMSlimeSplash : SWWMBaseSplash
@@ -1617,6 +1626,7 @@ Class SWWMSlimeSplash : SWWMBaseSplash
 			dir.z += .4;
 			A_SpawnParticle(SWWMUtility.LerpColor("00 FF 00","00 80 00",FRandom[ExploS](0.,1.)),SPF_FULLBRIGHT,40,str+2.,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.8,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:1200);
 	}
 }
 Class SWWMSlimeSplash2 : SWWMBaseSplash
@@ -1635,6 +1645,7 @@ Class SWWMSlimeSplash2 : SWWMBaseSplash
 			dir.z += .15;
 			A_SpawnParticle(SWWMUtility.LerpColor("00 FF 00","00 80 00",FRandom[ExploS](0.,1.)),SPF_FULLBRIGHT,30,str+2.,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.8,-1,-.02*str);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:300);
 	}
 }
 Class SWWMLavaSplash : SWWMBaseSplash
@@ -1653,7 +1664,8 @@ Class SWWMLavaSplash : SWWMBaseSplash
 			dir.z += .6;
 			A_SpawnParticle(SWWMUtility.LerpColor("FF C0 40","FF 40 20",FRandom[ExploS](0.,1.)),SPF_FULLBRIGHT,40,str+1.,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.8,-1,-.02*str);
 		}
-		Spawn("SWWMSizzleSmoke",pos);
+		let s = Spawn("SWWMSizzleSmoke",pos);
+		s.target = target;
 	}
 }
 Class SWWMLavaSplash2 : SWWMBaseSplash
@@ -1672,7 +1684,8 @@ Class SWWMLavaSplash2 : SWWMBaseSplash
 			dir.z += .2;
 			A_SpawnParticle(SWWMUtility.LerpColor("FF C0 40","FF 40 20",FRandom[ExploS](0.,1.)),SPF_FULLBRIGHT,30,str+1.,0,0,0,0,dir.x,dir.y,dir.z,0,0,-.03*str,.8,-1,-.02*str);
 		}
-		Spawn("SWWMSizzleSmoke2",pos);
+		let s = Spawn("SWWMSizzleSmoke2",pos);
+		s.target = target;
 	}
 }
 Class SWWMSizzleSmoke : SWWMBaseSplash
@@ -1694,6 +1707,7 @@ Class SWWMSizzleSmoke : SWWMBaseSplash
 			s.A_SetRenderStyle(s.alpha*.4,STYLE_AddShaded);
 			s.special1 = Random[ExploS](0,2);
 		}
+		A_AlertMonsters(swwm_uncapalert?0:1200);
 	}
 }
 Class SWWMSizzleSmoke2 : SWWMBaseSplash
@@ -1712,6 +1726,7 @@ Class SWWMSizzleSmoke2 : SWWMBaseSplash
 		s.scale *= 20.;
 		s.A_SetRenderStyle(s.alpha*.3,STYLE_AddShaded);
 		s.special1 = Random[ExploS](0,1);
+		A_AlertMonsters(swwm_uncapalert?0:300);
 	}
 }
 
diff --git a/zscript/swwm_player.zsc b/zscript/swwm_player.zsc
index b54a7ee4f..f2fe9059d 100644
--- a/zscript/swwm_player.zsc
+++ b/zscript/swwm_player.zsc
@@ -3194,6 +3194,7 @@ Class Demolitionist : PlayerPawn
 			if ( !nosplash )
 			{
 				let b = Spawn("InvisibleSplasher",level.Vec3Offset(pos,(RotateVector((0,yofs*.25*radius),angle),0)));
+				b.target = self;
 				b.A_CheckTerrain();
 			}
 			vel.xy += (RotateVector(NormalizedMove(),angle)/3600.)*TweakSpeed();
@@ -3204,6 +3205,7 @@ Class Demolitionist : PlayerPawn
 			if ( !nosplash )
 			{
 				let b = Spawn("InvisibleSplasher",level.Vec3Offset(pos,(RotateVector((0,yofs*.25*radius),angle),0)));
+				b.target = self;
 				b.A_CheckTerrain();
 			}
 			vel.xy += (RotateVector(NormalizedMove(),angle)/4800.)*TweakSpeed();
@@ -3214,6 +3216,7 @@ Class Demolitionist : PlayerPawn
 			if ( !nosplash )
 			{
 				let b = Spawn("SmolInvisibleSplasher",level.Vec3Offset(pos,(RotateVector((0,yofs*.25*radius),angle),0)));
+				b.target = self;
 				b.A_CheckTerrain();
 			}
 			vel.xy += (RotateVector(NormalizedMove(),angle)/6400.)*TweakSpeed();
diff --git a/zscript/swwm_player_fx.zsc b/zscript/swwm_player_fx.zsc
index f11c2d0f5..7747c7cb6 100644
--- a/zscript/swwm_player_fx.zsc
+++ b/zscript/swwm_player_fx.zsc
@@ -461,7 +461,10 @@ Class DemolitionistRadiusShockwave : Actor
 			SetZ(floorz);
 			pitch = min(85,(pitch+2)*1.05);
 			if ( !Random[ExploS](0,3) )
-				Spawn("InvisibleSplasher",Vec3Offset(0,0,2));
+			{
+				let p = Spawn("InvisibleSplasher",Vec3Offset(0,0,2));
+				p.target = target;
+			}
 			let s = Spawn("DemolitionistRadiusShockwaveTail",pos);
 			s.vel = vel*.35;
 			s.scale = scale;
diff --git a/zscript/weapons/swwm_baseweapon_fx.zsc b/zscript/weapons/swwm_baseweapon_fx.zsc
index 973f61716..832a3e7c5 100644
--- a/zscript/weapons/swwm_baseweapon_fx.zsc
+++ b/zscript/weapons/swwm_baseweapon_fx.zsc
@@ -136,7 +136,8 @@ Class SWWMBulletImpact : Actor
 		}
 		if ( !Random[Junk](0,3) ) A_StartSound("bullet/ricochet",CHAN_VOICE);
 		else A_StartSound("bullet/hit",CHAN_VOICE,attenuation:2.);
-		Spawn("InvisibleSplasher",pos);
+		let b = Spawn("InvisibleSplasher",pos);
+		b.target = target;
 	}
 	States
 	{
diff --git a/zscript/weapons/swwm_cbt.zsc b/zscript/weapons/swwm_cbt.zsc
index b9a2fd4f9..1c8a4c20b 100644
--- a/zscript/weapons/swwm_cbt.zsc
+++ b/zscript/weapons/swwm_cbt.zsc
@@ -224,6 +224,7 @@ Class Wallbuster : SWWMWeapon
 		for ( int i=0; i<t.WaterHitList.Size(); i++ )
 		{
 			let b = Spawn(large?"InvisibleSplasher":"SmolInvisibleSplasher",t.WaterHitList[i].hitpos);
+			b.target = self;
 			b.A_CheckTerrain();
 		}
 		for ( int i=5; i<t.Results.Distance; i+=10 )
diff --git a/zscript/weapons/swwm_deathlydeathcannon_fx.zsc b/zscript/weapons/swwm_deathlydeathcannon_fx.zsc
index f4b40a21e..0a27178ea 100644
--- a/zscript/weapons/swwm_deathlydeathcannon_fx.zsc
+++ b/zscript/weapons/swwm_deathlydeathcannon_fx.zsc
@@ -670,6 +670,7 @@ Class YnykronBeam : Actor
 		for ( int i=0; i<t.WaterHitList.Size(); i++ )
 		{
 			let b = Spawn("InvisibleSplasher",t.WaterHitList[i].hitpos);
+			b.target = target;
 			b.A_CheckTerrain();
 		}
 		for ( int i=0; i<t.Results.Distance; i+=32 )
@@ -787,6 +788,7 @@ Class YnykronBeam : Actor
 			for ( int i=0; i<it.WaterHitList.Size(); i++ )
 			{
 				let b = Spawn("InvisibleSplasher",it.WaterHitList[i].hitpos);
+				b.target = target;
 				b.A_CheckTerrain();
 			}
 			for ( int i=0; i<it.Results.Distance; i+=32 )
@@ -2723,6 +2725,7 @@ Class YnykronAltBeam : Actor
 		for ( int i=0; i<t.WaterHitList.Size(); i++ )
 		{
 			let b = Spawn("InvisibleSplasher",t.WaterHitList[i].hitpos);
+			b.target = target;
 			b.A_CheckTerrain();
 		}
 		for ( int i=0; i<t.Results.Distance; i+=16 )
diff --git a/zscript/weapons/swwm_deepdarkimpact.zsc b/zscript/weapons/swwm_deepdarkimpact.zsc
index 7739bc296..095b8ada2 100644
--- a/zscript/weapons/swwm_deepdarkimpact.zsc
+++ b/zscript/weapons/swwm_deepdarkimpact.zsc
@@ -178,7 +178,8 @@ Class DeepImpact : SWWMWeapon
 					if ( t.Results.FFloor ) hitnormal = -t.Results.FFloor.top.Normal;
 					else hitnormal = t.Results.HitSector.floorplane.Normal;
 					wnorm += (hitnormal*.2-dir)/max(50.,t.Results.Distance);
-					Spawn("InvisibleSplasher",t.Results.HitPos);
+					let b = Spawn("InvisibleSplasher",t.Results.HitPos);
+					b.target = self;
 				}
 				else if ( t.Results.HitType == TRACE_HitCeiling )
 				{
diff --git a/zscript/weapons/swwm_shot.zsc b/zscript/weapons/swwm_shot.zsc
index 6ac36656f..0847663cb 100644
--- a/zscript/weapons/swwm_shot.zsc
+++ b/zscript/weapons/swwm_shot.zsc
@@ -298,6 +298,7 @@ Class Spreadgun : SWWMWeapon
 		for ( int i=0; i<t.WaterHitList.Size(); i++ )
 		{
 			let b = Spawn(large?"InvisibleSplasher":"SmolInvisibleSplasher",t.WaterHitList[i].hitpos);
+			b.target = self;
 			b.A_CheckTerrain();
 		}
 		for ( int i=5; i<t.Results.Distance; i+=10 )
diff --git a/zscript/weapons/swwm_shot_fx.zsc b/zscript/weapons/swwm_shot_fx.zsc
index a8270b0af..fcb829d2b 100644
--- a/zscript/weapons/swwm_shot_fx.zsc
+++ b/zscript/weapons/swwm_shot_fx.zsc
@@ -305,6 +305,7 @@ Class SaltBeam : Actor
 		for ( int i=0; i<t.WaterHitList.Size(); i++ )
 		{
 			let b = Actor.Spawn("InvisibleSplasher",t.WaterHitList[i].hitpos);
+			b.target = target;
 			b.A_CheckTerrain();
 		}
 		for ( int i=4; i<t.Results.Distance; i+=8 )
@@ -806,6 +807,7 @@ Class CorrosiveFlechette : Actor
 			for ( int i=0; i<t.WaterHitList.Size(); i++ )
 			{
 				let b = Spawn("SmolInvisibleSplasher",t.WaterHitList[i].hitpos);
+				b.target = target;
 				b.A_CheckTerrain();
 			}
 			for ( int i=10; i<t.Results.Distance; i+=20 )
diff --git a/zscript/weapons/swwm_thiccboolet.zsc b/zscript/weapons/swwm_thiccboolet.zsc
index ca1d75215..b637637af 100644
--- a/zscript/weapons/swwm_thiccboolet.zsc
+++ b/zscript/weapons/swwm_thiccboolet.zsc
@@ -355,6 +355,7 @@ Class SilverBullet : SWWMWeapon
 		for ( int i=0; i<t.WaterHitList.Size(); i++ )
 		{
 			let b = Spawn("InvisibleSplasher",t.WaterHitList[i].hitpos);
+			b.target = self;
 			b.A_CheckTerrain();
 		}
 		for ( int i=0; i<t.HitList.Size(); i++ )
@@ -543,6 +544,7 @@ Class SilverBullet : SWWMWeapon
 		for ( int i=0; i<t.WaterHitList.Size(); i++ )
 		{
 			let b = Spawn("InvisibleSplasher",t.WaterHitList[i].hitpos);
+			b.target = self;
 			b.A_CheckTerrain();
 		}
 		for ( int i=4; i<t.Results.Distance; i+=8 )