- Minor logic tweak (Buyback) + AI property

- hasXInAnyCostPart doesn't need a SA parameter now that it's in Cost.
- Fixed a minor mistype on mobile Forge.

forge-ai/src/main/java/forge/ai/AiController.java

@@ -709,8 +709,10 @@ public class AiController {
         }
 
         // Trying to play a card that has Buyback without a Buyback cost, look for possible additional considerations
-        if (card.hasKeyword(Keyword.BUYBACK) && !sa.isBuyBackAbility() && !canPlaySpellWithoutBuyback(card, sa)) {
-            return AiPlayDecision.NeedsToPlayCriteriaNotMet;
+        if (getBooleanProperty(AiProps.TRY_TO_PRESERVE_BUYBACK_SPELLS)) {
+            if (card.hasKeyword(Keyword.BUYBACK) && !sa.isBuyBackAbility() && !canPlaySpellWithoutBuyback(card, sa)) {
+                return AiPlayDecision.NeedsToPlayCriteriaNotMet;
+            }
         }
 
         // When processing a new SA, clear the previously remembered cards that have been marked to avoid re-entry

forge-ai/src/main/java/forge/ai/AiProps.java

@@ -58,6 +58,7 @@ public enum AiProps { /** */
     THRESHOLD_TOKEN_CHUMP_TO_SAVE_PLANESWALKER ("135"), /** */
     THRESHOLD_NONTOKEN_CHUMP_TO_SAVE_PLANESWALKER ("110"), /** */
     CHUMP_TO_SAVE_PLANESWALKER_ONLY_ON_LETHAL ("true"), /** */
+    TRY_TO_PRESERVE_BUYBACK_SPELLS ("true"), /** */
     MIN_SPELL_CMC_TO_COUNTER ("0"), /** */
     CHANCE_TO_COUNTER_CMC_1 ("50"), /** */
     CHANCE_TO_COUNTER_CMC_2 ("75"), /** */