Added card "Sith Eternal Lightning" and its abilities and effects

Mage.Sets/src/mage/cards/s/SithEternalLightning.java

@@ -1,4 +1,84 @@
 package mage.cards.s;
 
-public class SithEternalLightning {
+import mage.abilities.Ability;
+import mage.abilities.common.CantBeCounteredSourceAbility;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.*;
+import mage.abilities.effects.keyword.ScryEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+import mage.target.targetpointer.FixedTarget;
+
+import java.util.List;
+import java.util.Set;
+import java.util.UUID;
+
+/**
+ * @author Merlingilb
+ */
+public class SithEternalLightning extends CardImpl {
+    public SithEternalLightning(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{2}{U}{U}");
+
+        //This spell can't be countered.
+        this.addAbility(new CantBeCounteredSourceAbility());
+
+        //Tap all creatures your opponents control. Those creatures don't untap during their controller's next untap step.
+        this.getSpellAbility().addEffect(new SithEternalLightningEffect());
+
+        //Scry 4.
+        this.getSpellAbility().addEffect(new ScryEffect(4));
+    }
+
+    public SithEternalLightning(final SithEternalLightning card) {
+        super(card);
+    }
+
+    @Override
+    public SithEternalLightning copy() {
+        return new SithEternalLightning(this);
+    }
+}
+
+class SithEternalLightningEffect extends OneShotEffect {
+
+    public SithEternalLightningEffect() {
+        super(Outcome.Benefit);
+        this.staticText = "Tap all creatures your opponents control. Those creatures don't untap during their controller's next untap step.";
+    }
+
+    public SithEternalLightningEffect(final SithEternalLightningEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public SithEternalLightningEffect copy() {
+        return new SithEternalLightningEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        Set<UUID> opponents = game.getOpponents(controller.getId());
+        if (controller != null && opponents != null) {
+            for (UUID opponent : opponents) {
+                List<Permanent> permanents = game.getBattlefield().getActivePermanents(opponent, game);
+                for (Permanent permanent : permanents) {
+                    if (permanent.isCreature() && permanent.getControllerId() == opponent) {
+                        permanent.tap(source, game);
+                        DontUntapInControllersNextUntapStepTargetEffect effect = new DontUntapInControllersNextUntapStepTargetEffect();
+                        effect.setTargetPointer(new FixedTarget(permanent.getId(), game));
+                        game.addEffect(effect, source);
+                    }
+                }
+            }
+            return true;
+        }
+        return false;
+    }
 }