v2.2.0: fixed sacrificial fire working for allies and other 0 xp targets

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/blobs/SacrificialFire.java

@@ -166,7 +166,7 @@ public class SacrificialFire extends Blob {
 				} else if (ch instanceof Swarm && ((Swarm) ch).EXP == 0){
 					//give 1 exp for child swarms, instead of 0
 					exp = 1;
-				} else {
+				} else if (((Mob) ch).EXP > 0) {
 					exp = 1 + ((Mob)ch).EXP;
 				}
 				exp *= Random.IntRange( 2, 3 );