Implemented Zagoth Mamba

Mage/src/main/java/mage/abilities/common/MutatesSourceTriggeredAbility.java

@@ -0,0 +1,47 @@
+package mage.abilities.common;
+
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.effects.Effect;
+import mage.constants.Zone;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+
+/**
+ * @author TheElk801
+ */
+public class MutatesSourceTriggeredAbility extends TriggeredAbilityImpl {
+
+    public MutatesSourceTriggeredAbility(Effect effect) {
+        this(effect, false);
+    }
+
+    public MutatesSourceTriggeredAbility(Effect effect, boolean optional) {
+        super(Zone.BATTLEFIELD, effect, optional);
+    }
+
+    private MutatesSourceTriggeredAbility(final MutatesSourceTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public MutatesSourceTriggeredAbility copy() {
+        return new MutatesSourceTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        // TODO: implement this
+        return false;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        // TODO: implement this
+        return false;
+    }
+
+    @Override
+    public String getRule() {
+        return "Whenever this creature mutates, " + super.getRule();
+    }
+}