[DMU] Implemented Twinferno (#9437)

* create common class for copying the next spell cast

* [DMU] Implemented Twinferno

* add filter to CopyNextSpellDelayedTriggeredAbility

Mage/src/main/java/mage/abilities/common/delayed/CopyNextSpellDelayedTriggeredAbility.java

@@ -0,0 +1,62 @@
+package mage.abilities.common.delayed;
+
+import mage.abilities.DelayedTriggeredAbility;
+import mage.abilities.effects.common.CopyTargetSpellEffect;
+import mage.constants.Duration;
+import mage.filter.FilterSpell;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.stack.Spell;
+import mage.target.targetpointer.FixedTarget;
+
+/**
+ * @author TheElk801
+ */
+public class CopyNextSpellDelayedTriggeredAbility extends DelayedTriggeredAbility {
+
+    private final FilterSpell filter;
+
+    public CopyNextSpellDelayedTriggeredAbility() {
+        this(StaticFilters.FILTER_SPELL_INSTANT_OR_SORCERY);
+    }
+
+    public CopyNextSpellDelayedTriggeredAbility(FilterSpell filter) {
+        super(new CopyTargetSpellEffect(true), Duration.EndOfTurn);
+        this.filter = filter;
+    }
+
+    private CopyNextSpellDelayedTriggeredAbility(final CopyNextSpellDelayedTriggeredAbility ability) {
+        super(ability);
+        this.filter = ability.filter;
+    }
+
+    @Override
+    public CopyNextSpellDelayedTriggeredAbility copy() {
+        return new CopyNextSpellDelayedTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.SPELL_CAST;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        if (!isControlledBy(event.getPlayerId())) {
+            return false;
+        }
+        Spell spell = game.getStack().getSpell(event.getTargetId());
+        if (spell == null || !filter.match(spell, getControllerId(), this, game)) {
+            return false;
+        }
+        this.getEffects().setTargetPointer(new FixedTarget(event.getTargetId()));
+        return true;
+    }
+
+    @Override
+    public String getRule() {
+        return "When you cast your next " + filter.getMessage() + " this turn, "
+                + "copy that spell. You may choose new targets for the copy.";
+    }
+}