[MKC] Implement Trouble in Pairs (#11807)

* [MKC] Implement Trouble in Pairs

* Delete DrawCardWatcher, use preexisting common watcher

* Fix some unrelated cards' rarities to fix verify

* Implement common turn skipping ability

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

@@ -0,0 +1,83 @@
+package mage.abilities.common;
+
+import mage.MageObject;
+import mage.abilities.Ability;
+import mage.abilities.effects.ReplacementEffectImpl;
+import mage.constants.Duration;
+import mage.constants.Outcome;
+import mage.constants.Zone;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.players.Player;
+
+/**
+ * @author PurpleCrowbar
+ */
+public class SkipExtraTurnsAbility extends SimpleStaticAbility {
+
+    private final boolean onlyOpponents;
+
+    public SkipExtraTurnsAbility() {
+        this(false);
+    }
+
+    public SkipExtraTurnsAbility(boolean onlyOpponents) {
+        super(Zone.BATTLEFIELD, new SkipExtraTurnsEffect(onlyOpponents));
+        this.onlyOpponents = onlyOpponents;
+    }
+
+    private SkipExtraTurnsAbility(final SkipExtraTurnsAbility ability) {
+        super(ability);
+        this.onlyOpponents = ability.onlyOpponents;
+    }
+
+    @Override
+    public SkipExtraTurnsAbility copy() {
+        return new SkipExtraTurnsAbility(this);
+    }
+
+    @Override
+    public String getRule() {
+        return "If a" + (onlyOpponents ? "n opponent" : " player") + " would begin an extra turn, that player skips that turn instead.";
+    }
+}
+
+class SkipExtraTurnsEffect extends ReplacementEffectImpl {
+
+    private final boolean onlyOpponents;
+
+    SkipExtraTurnsEffect(boolean onlyOpponents) {
+        super(Duration.WhileOnBattlefield, Outcome.Detriment);
+        this.onlyOpponents = onlyOpponents;
+    }
+
+    private SkipExtraTurnsEffect(final SkipExtraTurnsEffect effect) {
+        super(effect);
+        this.onlyOpponents = effect.onlyOpponents;
+    }
+
+    @Override
+    public SkipExtraTurnsEffect copy() {
+        return new SkipExtraTurnsEffect(this);
+    }
+
+    @Override
+    public boolean replaceEvent(GameEvent event, Ability source, Game game) {
+        Player player = game.getPlayer(event.getPlayerId());
+        MageObject sourceObject = game.getObject(source);
+        if (player != null && sourceObject != null) {
+            game.informPlayers(sourceObject.getLogName() + ": Extra turn of " + player.getLogName() + " skipped");
+        }
+        return true;
+    }
+
+    @Override
+    public boolean checksEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.EXTRA_TURN;
+    }
+
+    @Override
+    public boolean applies(GameEvent event, Ability source, Game game) {
+        return !onlyOpponents || game.getPlayer(source.getControllerId()).hasOpponent(event.getPlayerId(), game);
+    }
+}