- Fix the AI killing itself with Mystic Forge.

- The AI shouldn't miss the NameCard trigger. However, there's no meaningful AI logic yet, so the AI will just name a random thing for now.

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

@@ -54,7 +54,7 @@ public class ChooseCardNameAi extends SpellAbilityAi {
     @Override
     protected boolean doTriggerAINoCost(Player aiPlayer, SpellAbility sa, boolean mandatory) {
         // TODO - there is no AILogic implemented yet
-        return false;
+        return mandatory;
     }
     /* (non-Javadoc)
      * @see forge.card.ability.SpellAbilityAi#chooseSingleCard(forge.card.spellability.SpellAbility, java.util.List, boolean)

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

@@ -32,6 +32,10 @@ public class DigAi extends SpellAbilityAi {
         final Card host = sa.getHostCard();
         Player libraryOwner = ai;
 
+        if (!willPayCosts(ai, sa, sa.getPayCosts(), host)) {
+            return false;
+        }
+
         if (sa.usesTargeting()) {
             sa.resetTargets();
             if (!opp.canBeTargetedBy(sa)) {