diff --git a/forge-game/src/main/java/forge/game/staticability/StaticAbilityMustAttack.java b/forge-game/src/main/java/forge/game/staticability/StaticAbilityMustAttack.java
index 9b3e9995ca3..39aa37a932d 100644
--- a/forge-game/src/main/java/forge/game/staticability/StaticAbilityMustAttack.java
+++ b/forge-game/src/main/java/forge/game/staticability/StaticAbilityMustAttack.java
@@ -24,17 +24,19 @@ public class StaticAbilityMustAttack {
                 }
                 if (stAb.matchesValidParam(stAb.getParam("ValidCreature"), attacker)) {
                     if (stAb.hasParam("MustAttack")) {
-                        GameEntity e = AbilityUtils.getDefinedEntities(attacker, stAb.getParam("MustAttack"),
-                                stAb).get(0);
-                        if (e instanceof Player) {
-                            Player attackPl = (Player) e;
-                            if (!game.getPhaseHandler().isPlayerTurn(attackPl)) { // CR 506.2
-                                entityList.add(e);
-                            }
-                        } else if (e instanceof Card) {
-                            Card attackPW = (Card) e;
-                            if (!game.getPhaseHandler().isPlayerTurn(attackPW.getController())) { // CR 506.2
-                                entityList.add(e);
+                        List<GameEntity> def = AbilityUtils.getDefinedEntities(stAb.getHostCard(),
+                                stAb.getParam("MustAttack"), stAb);
+                        for (GameEntity e : def) {
+                            if (e instanceof Player) {
+                                Player attackPl = (Player) e;
+                                if (!game.getPhaseHandler().isPlayerTurn(attackPl)) { // CR 506.2
+                                    entityList.add(e);
+                                }
+                            } else if (e instanceof Card) {
+                                Card attackPW = (Card) e;
+                                if (!game.getPhaseHandler().isPlayerTurn(attackPW.getController())) { // CR 506.2
+                                    entityList.add(e);
+                                }
                             }
                         }
                     } else { // if the list is only the attacker, the attacker must attack, but no specific entity