[EMN] Added Thirsting Axe.

Mage/src/main/java/mage/abilities/condition/common/AttachedCondition.java

@@ -0,0 +1,29 @@
+package mage.abilities.condition.common;
+
+import mage.abilities.Ability;
+import mage.abilities.condition.Condition;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+
+/**
+ *
+ * @author Quercitron
+ */
+public class AttachedCondition implements Condition {
+
+    private static final AttachedCondition fInstance = new AttachedCondition();
+
+    public static AttachedCondition getInstance() {
+        return fInstance;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Permanent attachment = game.getPermanent(source.getSourceId());
+        if (attachment == null || attachment.getAttachedTo() == null) {
+            return false;
+        }
+        Permanent attachedTo = game.getPermanent(attachment.getAttachedTo());
+        return (attachedTo != null);
+    }
+}

Mage/src/main/java/mage/abilities/condition/common/WatcherCondition.java

@@ -0,0 +1,51 @@
+package mage.abilities.condition.common;
+
+import mage.abilities.Ability;
+import mage.abilities.condition.Condition;
+import mage.constants.WatcherScope;
+import mage.game.Game;
+import mage.watchers.Watcher;
+
+/**
+ *
+ * @author Quercitron
+ */
+public class WatcherCondition implements Condition {
+
+    private final String watcherKey;
+    private final WatcherScope watcherScope;
+    private final String text;
+
+    public WatcherCondition(String watcherKey, WatcherScope watcherScope) {
+        this(watcherKey, watcherScope, "");
+    }
+
+    public WatcherCondition(String watcherKey, WatcherScope watcherScope, String text) {
+        this.watcherKey = watcherKey;
+        this.watcherScope = watcherScope;
+        this.text = text;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Watcher watcher = null;
+        switch (watcherScope) {
+            case GAME:
+                watcher = game.getState().getWatchers().get(watcherKey);
+                break;
+            case PLAYER:
+                watcher = game.getState().getWatchers().get(watcherKey, source.getControllerId());
+                break;
+            case CARD:
+                watcher = game.getState().getWatchers().get(watcherKey, source.getSourceId());
+                break;
+        }
+        return watcher != null && watcher.conditionMet();
+    }
+
+    @Override
+    public String toString() {
+        return text;
+    }
+
+}