Implement cards: Apes of Rath, Endless Scream, Fool's Tome, and Fylamarid

Mage/src/mage/abilities/condition/common/HellbentCondition.java

@@ -43,4 +43,9 @@ public class HellbentCondition implements Condition {
     public boolean apply(Game game, Ability source) {
         return game.getPlayer(source.getControllerId()).getHand().size() == 0;
     }
+
+    @Override
+    public String toString() {
+        return "if you have no cards in hand";
+    }
 }

Mage/src/mage/counters/CounterType.java

@@ -88,6 +88,7 @@ public enum CounterType {
     POISON("poison"),
     PRESSURE("pressure"),
     QUEST("quest"),
+    SCREAM("scream"),
     SHELL("shell"),
     SHIELD("shield"),
     SHRED("shred"),