diff --git a/source/games/duke/src/spawn_d.cpp b/source/games/duke/src/spawn_d.cpp
index a2097b134..5882e75be 100644
--- a/source/games/duke/src/spawn_d.cpp
+++ b/source/games/duke/src/spawn_d.cpp
@@ -96,10 +96,10 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 				if (actj) {
 					act->timetosleep = 0;
 					check_fta_sounds_d(act);
-					ChangeActorStat(act, 1);
+					ChangeActorStat(act, STAT_ACTOR);
 				}
 				else
-					ChangeActorStat(act, 2);
+					ChangeActorStat(act, STAT_ZOMBIEACTOR);
 			}
 			return act;
 		case FIREFLYFLYINGEFFECT:
@@ -123,7 +123,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 			act->spr.scale = DVector2(0.3125, 0.3125);
 			return act;
 		case SERIOUSSAM:
-			ChangeActorStat(act, 2);
+			ChangeActorStat(act, STAT_ZOMBIEACTOR);
 			act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
 			act->spr.extra = 150;
 			return act;
@@ -206,7 +206,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		act->spr.pos.Z -= gs.playerheight;
 		act->vel.Z = 1 - krandf(2);
 		act->vel.X = 4 - krandf(8);
-		ChangeActorStat(act, 4);
+		ChangeActorStat(act, STAT_PROJECTILE);
 		break;
 	case NATURALLIGHTNING:
 		act->spr.cstat &= ~CSTAT_SPRITE_BLOCK_ALL;
@@ -249,7 +249,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		if (!actj)
 		{
 			act->spr.cstat = CSTAT_SPRITE_INVISIBLE;
-			ChangeActorStat(act, 2);
+			ChangeActorStat(act, STAT_ZOMBIEACTOR);
 		}
 		else
 		{
@@ -343,7 +343,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 			act->spr.extra = 20;
 			act->spr.cstat |= CSTAT_SPRITE_BLOCK_ALL;
 		}
-		ChangeActorStat(act, 2);
+		ChangeActorStat(act, STAT_ZOMBIEACTOR);
 		break;
 
 	case HYDRENT:
@@ -495,7 +495,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 			act->clipdist = 8;
 		}
 
-		ChangeActorStat(act, 2);
+		ChangeActorStat(act, STAT_ZOMBIEACTOR);
 		break;
 
 	case DUKELYINGDEAD:
@@ -532,7 +532,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 			act->spr.yint = act->spr.hitag;
 		[[fallthrough]];
 	case WEATHERWARN:
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 
 	case SPOTLITE:
@@ -560,7 +560,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		act->SetOwner(act);
 		act->spr.lotag = 1;
 		act->spr.extra = 1;
-		ChangeActorStat(act, 6);
+		ChangeActorStat(act, STAT_STANDABLE);
 		break;
 
 	case SHELL: //From the player
@@ -579,7 +579,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 			break;
 		}
 		act->spr.cstat = CSTAT_SPRITE_INVISIBLE;
-		ChangeActorStat(act, 11);
+		ChangeActorStat(act, STAT_FX);
 		break;
 
 	case ONFIRE:
@@ -874,9 +874,9 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 			{
 				act->timetosleep = 0;
 				check_fta_sounds_d(act);
-				ChangeActorStat(act, 1);
+				ChangeActorStat(act, STAT_ACTOR);
 			}
-			else ChangeActorStat(act, 2);
+			else ChangeActorStat(act, STAT_ZOMBIEACTOR);
 		}
 
 		if (act->spr.picnum == ROTATEGUN)
@@ -886,7 +886,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 
 	case LOCATORS:
 		act->spr.cstat |= CSTAT_SPRITE_INVISIBLE;
-		ChangeActorStat(act, 7);
+		ChangeActorStat(act, STAT_LOCATOR);
 		break;
 
 	case ACTIVATORLOCKED:
@@ -894,13 +894,13 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		act->spr.cstat = CSTAT_SPRITE_INVISIBLE;
 		if (act->spr.picnum == ACTIVATORLOCKED)
 			act->sector()->lotag |= 16384;
-		ChangeActorStat(act, 8);
+		ChangeActorStat(act, STAT_ACTIVATOR);
 		break;
 
 	case DOORSHOCK:
 		act->spr.cstat |= CSTAT_SPRITE_BLOCK_ALL;
 		act->spr.shade = -12;
-		ChangeActorStat(act, 6);
+		ChangeActorStat(act, STAT_STANDABLE);
 		break;
 
 	case OOZ:
@@ -915,7 +915,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 			insertspriteq(act);
 		}
 
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 
 		getglobalz(act);
 
@@ -1079,7 +1079,7 @@ DDukeActor* spawninit_d(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		else act->spr.pal = 0;
 		if (act->spr.picnum == CAMERAPOLE || act->spr.picnum == GENERICPOLE) break;
 		act->spr.picnum = CAMERA1;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 	case STEAM:
 		if (actj)
diff --git a/source/games/duke/src/spawn_r.cpp b/source/games/duke/src/spawn_r.cpp
index 20ed6e520..e25737172 100644
--- a/source/games/duke/src/spawn_r.cpp
+++ b/source/games/duke/src/spawn_r.cpp
@@ -92,7 +92,7 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		if (!isRRRA()) goto default_case;
 		act->spr.extra = 0;
 		act->spr.scale = DVector2(0, 0);
-		ChangeActorStat(act, 11);
+		ChangeActorStat(act, STAT_FX);
 		break;
 	case RRTILE7936:
 		if (!isRRRA()) goto default_case;
@@ -278,7 +278,7 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		act->spr.pos.Z -= gs.playerheight;
 		act->vel.Z = 1 - krandf(2);
 		act->vel.X = 4 - krandf(8);
-		ChangeActorStat(act, 4);
+		ChangeActorStat(act, STAT_PROJECTILE);
 		break;
 	case TRANSPORTERSTAR:
 	case TRANSPORTERBEAM:
@@ -303,7 +303,7 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		if (!actj)
 		{
 			act->spr.cstat = CSTAT_SPRITE_INVISIBLE;
-			ChangeActorStat(act, 2);
+			ChangeActorStat(act, STAT_ZOMBIEACTOR);
 		}
 		else
 		{
@@ -443,19 +443,19 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 			act->spr.cstat |= CSTAT_SPRITE_BLOCK_ALL;
 			act->clipdist = 8;
 		}
-		ChangeActorStat(act, 2);
+		ChangeActorStat(act, STAT_ZOMBIEACTOR);
 		break;
 	case BOWLINGBALL:
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_HITSCAN;
 		act->clipdist = 16;
 		act->spr.scale = DVector2(0.171875, 0.140625);
-		ChangeActorStat(act, 2);
+		ChangeActorStat(act, STAT_ZOMBIEACTOR);
 		break;
 	case HENSTAND:
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
 		act->clipdist = 12;
 		act->spr.scale = DVector2(0.328125, 0.234375);
-		ChangeActorStat(act, 2);
+		ChangeActorStat(act, STAT_ZOMBIEACTOR);
 		break;
 	case RRTILE295:
 		act->spr.cstat |= CSTAT_SPRITE_INVISIBLE;
@@ -474,48 +474,48 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		act->clipdist = 2;
 		act->spr.scale = DVector2(0.5, 0.40625);
 		act->vel.X = 2;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 	case RRTILE3120:
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
 		act->clipdist = 2;
 		act->spr.scale = DVector2(0.1875, 0.15625);
 		act->vel.X = 2;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 	case RRTILE3122:
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
 		act->clipdist = 0.5;
 		act->spr.scale = DVector2(0.125, 0.09375);
 		act->vel.X = 1;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 	case RRTILE3123:
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
 		act->clipdist = 2;
 		act->spr.scale = DVector2(0.203125, 0.203125);
 		act->vel.X = 1;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 	case RRTILE3124:
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
 		act->clipdist = 2;
 		act->spr.scale = DVector2(0.265625, 0.1875);
 		act->vel.X = 2;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 	case RRTILE3132:
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
 		act->clipdist = 2;
 		act->spr.scale = DVector2(0.203125, 0.15625);
 		act->vel.X = 0;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 	case BOWLINGPIN:
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
 		act->clipdist = 12;
 		act->spr.scale = DVector2(0.359375, 0.359375);
-		ChangeActorStat(act, 2);
+		ChangeActorStat(act, STAT_ZOMBIEACTOR);
 		break;
 	case DUKELYINGDEAD:
 		if (actj && actj->spr.picnum == APLAYER)
@@ -544,7 +544,7 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 	case MIKE:
 		if (act->spr.picnum == MIKE)
 			act->spr.yint = act->spr.hitag;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 
 	case SPOTLITE:
@@ -639,7 +639,7 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 			if (act->sector()->lotag != 2)
 				act->spr.cstat |= CSTAT_SPRITE_INVISIBLE;
 		}
-		ChangeActorStat(act, 13);
+		ChangeActorStat(act, STAT_DUMMYPLAYER);
 		break;
 
 	case APLAYER:
@@ -651,7 +651,7 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		if (ud.multimode < 2 || (ud.multimode > 1 && j != act->spr.lotag))
 			ChangeActorStat(act, STAT_MISC);
 		else
-			ChangeActorStat(act, 10);
+			ChangeActorStat(act, STAT_PLAYER);
 		break;
 	}
 	case WATERBUBBLE:
@@ -679,12 +679,12 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		if (act->spr.picnum != WATERDRIP) act->spr.angle = randomAngle();
 
 		act->spr.scale = DVector2(0.375, 0.375);
-		ChangeActorStat(act, 6);
+		ChangeActorStat(act, STAT_STANDABLE);
 		break;
 
 	case PLUG:
 		act->spr.lotag = 9999;
-		ChangeActorStat(act, 6);
+		ChangeActorStat(act, STAT_STANDABLE);
 		break;
 	case TOUCHPLATE:
 		act->temp_pos.Z = sectp->floorz;
@@ -1241,7 +1241,7 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 	case TIRE:
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL; // Make it hitable
 		act->spr.extra = 1;
-		ChangeActorStat(act, 6);
+		ChangeActorStat(act, STAT_STANDABLE);
 		break;
 
 	case CAMERA1:
@@ -1264,7 +1264,7 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		else act->spr.pal = 0;
 		if (act->spr.picnum == CAMERAPOLE) break;
 		act->spr.picnum = CAMERA1;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 	case STEAM:
 		if (actj)
@@ -1346,7 +1346,7 @@ DDukeActor* spawninit_r(DDukeActor* actj, DDukeActor* act, TArray<DDukeActor*>*
 		act->saved_ammo = 20;
 		act->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
 		act->spr.lotag = 1;
-		ChangeActorStat(act, 1);
+		ChangeActorStat(act, STAT_ACTOR);
 		break;
 
 	case TOILET: