Implemented Sudden Substitution

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

@@ -0,0 +1,82 @@
+package mage.cards.s;
+
+import mage.abilities.Ability;
+import mage.abilities.effects.ContinuousEffect;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.continuous.GainControlTargetEffect;
+import mage.abilities.keyword.SplitSecondAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.game.stack.Spell;
+import mage.target.TargetSpell;
+import mage.target.common.TargetCreaturePermanent;
+import mage.target.targetpointer.FixedTarget;
+
+import java.util.UUID;
+
+import static mage.constants.Outcome.Benefit;
+
+/**
+ * @author TheElk801
+ */
+public final class SuddenSubstitution extends CardImpl {
+
+    public SuddenSubstitution(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.INSTANT}, "{2}{U}{U}");
+
+        // Split second
+        this.addAbility(new SplitSecondAbility());
+
+        // Exchange control of target noncreature spell and target creature. Then the spell's controller may choose new targets for it.
+        this.getSpellAbility().addEffect(new SuddenSubstitutionEffect());
+        this.getSpellAbility().addTarget(new TargetSpell(StaticFilters.FILTER_SPELL_NON_CREATURE));
+        this.getSpellAbility().addTarget(new TargetCreaturePermanent());
+    }
+
+    private SuddenSubstitution(final SuddenSubstitution card) {
+        super(card);
+    }
+
+    @Override
+    public SuddenSubstitution copy() {
+        return new SuddenSubstitution(this);
+    }
+}
+
+class SuddenSubstitutionEffect extends OneShotEffect {
+
+    SuddenSubstitutionEffect() {
+        super(Benefit);
+        staticText = "Exchange control of target noncreature spell and target creature. " +
+                "Then the spell's controller may choose new targets for it.";
+    }
+
+    private SuddenSubstitutionEffect(final SuddenSubstitutionEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public SuddenSubstitutionEffect copy() {
+        return new SuddenSubstitutionEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Spell spell = game.getSpell(source.getTargets().get(0).getFirstTarget());
+        Permanent creature = game.getPermanent(source.getTargets().get(1).getFirstTarget());
+        if (spell == null || creature == null) {
+            return false;
+        }
+        ContinuousEffect effect = new GainControlTargetEffect(Duration.Custom, spell.getControllerId());
+        effect.setTargetPointer(new FixedTarget(creature, game));
+        spell.setControllerId(creature.getControllerId());
+        spell.chooseNewTargets(game, creature.getControllerId());
+        game.addEffect(effect, source);
+        return true;
+    }
+}

Mage.Sets/src/mage/sets/Commander2019Edition.java

@@ -259,6 +259,7 @@ public final class Commander2019Edition extends ExpansionSet {
         cards.add(new SetCardInfo("Stratus Dancer", 96, Rarity.RARE, mage.cards.s.StratusDancer.class));
         cards.add(new SetCardInfo("Strionic Resonator", 224, Rarity.RARE, mage.cards.s.StrionicResonator.class));
         cards.add(new SetCardInfo("Stromkirk Occultist", 153, Rarity.RARE, mage.cards.s.StromkirkOccultist.class));
+        cards.add(new SetCardInfo("Sudden Substitution", 11, Rarity.RARE, mage.cards.s.SuddenSubstitution.class));
         cards.add(new SetCardInfo("Sultai Charm", 202, Rarity.UNCOMMON, mage.cards.s.SultaiCharm.class));
         cards.add(new SetCardInfo("Sun Titan", 76, Rarity.MYTHIC, mage.cards.s.SunTitan.class));
         cards.add(new SetCardInfo("Sundering Growth", 203, Rarity.COMMON, mage.cards.s.SunderingGrowth.class));