- Implemented AI for Atarka's Command

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

@@ -290,6 +290,11 @@ public class ChangeZoneAi extends SpellAbilityAi {
             if (!activateForCost && list.isEmpty()) {
                 return false;
             }
+            if ("Atarka's Command".equals(source.getName()) 
+            		&& (list.size() < 2 || ai.getLandsPlayedThisTurn() < 1)) {
+            	// be strict on playing lands off charms
+            	return false;
+            }
 
             String num = sa.getParam("ChangeNum");
             if (num != null) {

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

@@ -213,7 +213,10 @@ public class DamageDealAi extends DamageAiBase {
      */
     private boolean damageTargetAI(final Player ai, final SpellAbility saMe, final int dmg, final boolean immediately) {
         final TargetRestrictions tgt = saMe.getTargetRestrictions();
-
+        if ("Atarka's Command".equals(saMe.getHostCard().getName())) {
+        	// playReusable in damageChooseNontargeted wrongly assumes that CharmEffect options are re-usable
+        	return this.shouldTgtP(ai, saMe, dmg, false);
+        }
         if (tgt == null) {
             return this.damageChooseNontargeted(ai, saMe, dmg);
         }

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

@@ -149,6 +149,17 @@ public class EffectAi extends SpellAbilityAi {
                     }
                 }
                 randomReturn = threatened;
+            } else if (logic.equals("NoGain")) {
+            	// basic logic to cancel GainLife on stack
+                if (game.getStack().isEmpty()) {
+                    return false;
+                }
+                final SpellAbility topStack = game.getStack().peekAbility();
+                if (topStack.getActivatingPlayer() == ai.getOpponent() && topStack.getApi() == ApiType.GainLife) {
+                	return true;
+                } else {
+                	return false;
+                }
             } else if (logic.equals("Fight")) {
                 CardCollection humCreatures = ai.getOpponent().getCreaturesInPlay();
                 humCreatures = CardLists.getTargetableCards(humCreatures, sa);

forge-gui/res/cardsfolder/a/atarkas_command.txt

@@ -2,11 +2,10 @@ Name:Atarka's Command
 ManaCost:R G
 Types:Instant
 A:SP$ Charm | Cost$ R G | Choices$ DBNoLife,DBDamage,DBLand,DBPumpAll | CharmNum$ 2 | SpellDescription$ Choose two - Your opponents can't gain life this turn; CARDNAME deals 3 damage to each opponent; You may put a land card from your hand onto the battlefield; Creatures you control get +1/+1 and gain reach until end of turn.
-SVar:DBNoLife:DB$ Effect | Name$ Atarka's Command Effect | StaticAbilities$ STCantGain | SpellDescription$ Your opponents can't gain life this turn.
+SVar:DBNoLife:DB$ Effect | Name$ Atarka's Command Effect | StaticAbilities$ STCantGain | AILogic$ NoGain | SpellDescription$ Your opponents can't gain life this turn.
 SVar:STCantGain:Mode$ Continuous | EffectZone$ Command | Affected$ Player.Opponent | AddKeyword$ You can't gain life. | Description$ Your opponents can't gain life.
-SVar:DBDamage:DB$ DealDamage | Defined$ Player.Opponent | NumDmg$ 3 | SpellDescription$ CARDNAME deals 3 damage to each opponent.
+SVar:DBDamage:DB$ DealDamage | Defined$ Player.Opponent | NumDmg$ 3 | AILogic$ Good | SpellDescription$ CARDNAME deals 3 damage to each opponent.
 SVar:DBLand:DB$ ChangeZone | Origin$ Hand | Destination$ Battlefield | ChangeType$ Land | ChangeNum$ 1 | Optional$ You | SpellDescription$ You may put a land card from your hand onto the battlefield.
 SVar:DBPumpAll:DB$ PumpAll | ValidCards$ Creature.YouCtrl | NumAtt$ +1 | NumDef$ +1 | KW$ Reach | SpellDescription$ Creatures you control get +1/+1 and gain reach until end of turn.
-SVar:RemAIDeck:True
 SVar:Picture:http://www.wizards.com/global/images/magic/general/atarkas_command.jpg
 Oracle:Choose two -\n• Your opponents can't gain life this turn.\n• Atarka's Command deals 3 damage to each opponent.\n• You may put a land card from your hand onto the battlefield.\n• Creatures you control get +1/+1 and gain reach until end of turn.