diff --git a/source/games/blood/src/actor.cpp b/source/games/blood/src/actor.cpp
index eccad50ae..ca41f37b9 100644
--- a/source/games/blood/src/actor.cpp
+++ b/source/games/blood/src/actor.cpp
@@ -2351,13 +2351,6 @@ static void checkFloorHit(DBloodActor* actor)
 
 				int mass1 = actor->mass();
 				int mass2 = actor2->mass();
-				switch (actor2->GetType())
-				{
-				case kDudeModernCustom:
-				case kDudeModernCustomBurning:
-					mass2 = getSpriteMassBySize(actor2);
-					break;
-				}
 
 				if (mass1 > mass2 && actor2->IsDudeActor())
 				{
@@ -2404,39 +2397,8 @@ static void checkFloorHit(DBloodActor* actor)
 					actDamageSprite(actor, actor, kDamageBullet, 16);
 				}
 				break;
-			case kDudeCultistTommy:
-			case kDudeCultistShotgun:
-			case kDudeZombieAxeNormal:
-			case kDudeZombieButcher:
-			case kDudeZombieAxeBuried:
-			case kDudeGargoyleFlesh:
-			case kDudeGargoyleStone:
-			case kDudePhantasm:
-			case kDudeHellHound:
-			case kDudeHand:
-			case kDudeSpiderBrown:
-			case kDudeSpiderRed:
-			case kDudeSpiderBlack:
-			case kDudeGillBeast:
-			case kDudeBat:
-			case kDudeRat:
-			case kDudePodGreen:
-			case kDudeTentacleGreen:
-			case kDudePodFire:
-			case kDudeTentacleFire:
-			case kDudePodMother:
-			case kDudeTentacleMother:
-			case kDudeCerberusTwoHead:
-			case kDudeCerberusOneHead:
-			case kDudeTchernobog:
-			case kDudePlayer1:
-			case kDudePlayer2:
-			case kDudePlayer3:
-			case kDudePlayer4:
-			case kDudePlayer5:
-			case kDudePlayer6:
-			case kDudePlayer7:
-			case kDudePlayer8:
+			default:
+				if (actor2->IsDudeActor() && (actor2->classflags() & 2))
 #ifdef NOONE_EXTENSIONS
 				if (pPlayer && !isShrinked(actor))
 #else
diff --git a/wadsrc/static/zscript/games/blood/actors/dudes.zs b/wadsrc/static/zscript/games/blood/actors/dudes.zs
index 4dee54aed..07d46b151 100644
--- a/wadsrc/static/zscript/games/blood/actors/dudes.zs
+++ b/wadsrc/static/zscript/games/blood/actors/dudes.zs
@@ -50,6 +50,7 @@ class BloodDudeBase : Bloodactor
 	property explodeSound: explodeSound;
 	property deathMorphType: deathMorphType;
 	flagdef burning: classflags, 0;
+	flagdef floorhitdamage: classflags, 1;
 	
 	
 	default
@@ -397,6 +398,7 @@ class BloodPlayerBase : BloodDudeBase
 		turnrange 11.25;
 		gibtype 15, -1, -1;
 		dmgcontrol 256, 256, 256, 256, 256, 256, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 
 	override int getRespawnTime()
@@ -433,6 +435,7 @@ class BloodDudeCultistTommy : BloodDudeBase
 		dmgcontrol 256, 256, 96, 256, 256, 256, 192;
 
 		explodesound 717;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -464,6 +467,7 @@ class BloodDudeCultistShotgun : BloodDudeBase
 		dmgcontrol 256, 256, 128, 256, 256, 256, 192;
 
 		explodesound 717;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -493,6 +497,7 @@ class BloodDudeZombieAxeNormal : BloodDudeBase
 		turnrange 67.5;
 		gibtype 15, -1, -1;
 		dmgcontrol 256, 256, 112, 256, 256, 256, 160;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -522,6 +527,7 @@ class BloodDudeZombieButcher : BloodDudeBase
 		turnrange 45;
 		gibtype 15, -1, -1;
 		dmgcontrol 256, 256, 32, 128, 256, 64, 128;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -551,6 +557,7 @@ class BloodDudeZombieAxeBuried : BloodDudeBase
 		turnrange 67.5;
 		gibtype 15, -1, -1;
 		dmgcontrol 256, 256, 112, 256, 256, 256, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -580,6 +587,7 @@ class BloodDudeGargoyleFlesh : BloodDudeBase
 		turnrange 67.5;
 		gibtype 30, -1, -1;
 		dmgcontrol 0, 128, 48, 208, 256, 256, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -609,6 +617,7 @@ class BloodDudeGargoyleStone : BloodDudeBase
 		turnrange 45;
 		gibtype 19, -1, -1;
 		dmgcontrol 0, 0, 10, 10, 0, 128, 64;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -691,6 +700,7 @@ class BloodDudePhantasm : BloodDudeBase
 		turnrange 67.5;
 		gibtype -1, -1, -1;
 		dmgcontrol 0, 0, 48, 0, 0, 16, 0;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -718,6 +728,7 @@ class BloodDudeHellHound : BloodDudeBase
 		turnrange 67.5;
 		gibtype 29, -1, -1;
 		dmgcontrol 48, 0, 48, 48, 256, 128, 192;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -745,6 +756,7 @@ class BloodDudeHand : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 64, 256, 256, 256, 0, 64, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -773,6 +785,7 @@ class BloodDudeSpiderBrown : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 64, 256, 256, 96, 256, 64, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -801,6 +814,7 @@ class BloodDudeSpiderRed : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 64, 128, 256, 96, 256, 64, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -829,6 +843,7 @@ class BloodDudeSpiderBlack : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 128, 256, 256, 96, 256, 64, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -886,6 +901,7 @@ class BloodDudeGillBeast : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 48, 80, 64, 128, 0, 128, 48;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -913,6 +929,7 @@ class BloodDudeBoneEel : BloodDudeBase
 		turnrange 22.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 256, 256, 256, 256, 0, 256, 192;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -940,6 +957,7 @@ class BloodDudeBat : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 256, 256, 256, 256, 256, 64, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -967,6 +985,7 @@ class BloodDudeRat : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 256, 256, 256, 256, 256, 128, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -993,6 +1012,7 @@ class BloodDudePodGreen : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 160, 160, 128, 160, 0, 0, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -1018,6 +1038,7 @@ class BloodDudeTentacleGreen : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 256, 256, 256, 80, 0, 0, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -1044,6 +1065,7 @@ class BloodDudePodFire : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 96, 0, 128, 64, 256, 64, 160;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -1069,6 +1091,7 @@ class BloodDudeTentacleFire : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 128, 0, 128, 128, 0, 0, 128;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -1095,6 +1118,7 @@ class BloodDudePodMother : BloodDudeBase
 		turnrange 0;
 		gibtype 7, -1, -1;
 		dmgcontrol 256, 256, 256, 256, 256, 256, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -1120,6 +1144,7 @@ class BloodDudeTentacleMother : BloodDudeBase
 		turnrange 0;
 		gibtype 7, -1, -1;
 		dmgcontrol 256, 256, 128, 256, 128, 128, 256;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -1148,6 +1173,7 @@ class BloodDudeCerberusTwoHead : BloodDudeBase
 		gibtype 7, -1, -1;
 		dmgcontrol 16, 0, 16, 16, 0, 96, 48;
 		deathMorphType "BloodDudeCerberusOneHead";
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -1175,6 +1201,7 @@ class BloodDudeCerberusOneHead : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 16, 0, 16, 16, 0, 96, 48;
+		+BloodDudeBase.floorhitdamage;
 	}
 }
 
@@ -1202,6 +1229,7 @@ class BloodDudeTchernobog : BloodDudeBase
 		turnrange 67.5;
 		gibtype 7, -1, -1;
 		dmgcontrol 3, 1, 4, 4, 0, 4, 3;
+		+BloodDudeBase.floorhitdamage;
 	}
 }