Make canBlock check if the blocker is a creature. (#7098)

- TokenAi also checks if the spawned token is a creature before running checks.

forge-ai/src/main/java/forge/ai/ability/TokenAi.java

@@ -206,7 +206,8 @@ public class TokenAi extends SpellAbilityAi {
                 && game.getPhaseHandler().getPlayerTurn().isOpponentOf(ai)
                 && game.getCombat() != null
                 && !game.getCombat().getAttackers().isEmpty()
-                && alwaysOnOppAttack) {
+                && alwaysOnOppAttack
+                && actualToken.isCreature()) {
             for (Card attacker : game.getCombat().getAttackers()) {
                 if (CombatUtil.canBlock(attacker, actualToken)) {
                     return true;

forge-game/src/main/java/forge/game/combat/CombatUtil.java

@@ -996,7 +996,7 @@ public class CombatUtil {
      * @return a boolean.
      */
     public static boolean canBlock(final Card attacker, final Card blocker, final boolean nextTurn) {
-        if (attacker == null || blocker == null) {
+        if (attacker == null || blocker == null || !blocker.isCreature()) {
             return false;
         }