- Fixed a bug that enabled the AI to block a creature with "CARDNAME can't be blocked except by two or more creatures." and trample with a single blocker.

src/main/java/forge/CombatUtil.java

@@ -350,7 +350,6 @@ public class CombatUtil {
                 }
             }
         }
-
         return false;
     }
 

src/main/java/forge/ComputerUtilBlock.java

@@ -589,6 +589,12 @@ public class ComputerUtilBlock {
         // "Whenever CARDNAME becomes blocked, it gets +1/+1 until end of turn for each creature blocking it."
 
         for (final Card attacker : tramplingAttackers) {
+
+            if (attacker.hasKeyword("CARDNAME can't be blocked except by two or more creatures.")
+                    && !combat.isBlocked(attacker)) {
+                continue;
+            }
+
             chumpBlockers = ComputerUtilBlock
                     .getPossibleBlockers(attacker, ComputerUtilBlock.getBlockersLeft(), combat);
             for (final Card blocker : chumpBlockers) {