Fix including unjustified decisions

forge-ai/src/main/java/forge/ai/simulation/SimulationController.java

@@ -81,9 +81,11 @@ public class SimulationController {
     }
 
     public void doneEvaluating(Score score) {
-        if (score.value > bestScore.value) {
+        // if we're here during a deeper level this hasn't been called for the level above yet
+        // in such case we need to check that this decision has really lead to the improvement in score
+        if (getLastDecision().initialScore.value < score.value && score.value > bestScore.value) {
             bestScore = score;
-            bestSequence = currentStack.get(currentStack.size() - 1);
+            bestSequence = getLastDecision();
         }
         currentStack.remove(currentStack.size() - 1);
     }

forge-game/src/main/java/forge/game/cost/Cost.java

@@ -254,7 +254,6 @@ public class Cost implements Serializable {
                 else
                     manaParts.append(part).append(" ");
             }
-
         }
 
         if (parsedMana == null && (manaParts.length() > 0 || xCantBe0)) {