From fd86c23f4f358ce8e43447923b9ce86cc65ec8d5 Mon Sep 17 00:00:00 2001
From: theelk801 <theelk801@gmail.com>
Date: Mon, 24 Mar 2025 11:30:16 -0400
Subject: [PATCH] [TDM] Implement Breaching Dragonstorm

---
 .../mage/cards/b/BreachingDragonstorm.java    | 100 ++++++++++++++++++
 .../src/mage/sets/TarkirDragonstorm.java      |   1 +
 2 files changed, 101 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/b/BreachingDragonstorm.java

diff --git a/Mage.Sets/src/mage/cards/b/BreachingDragonstorm.java b/Mage.Sets/src/mage/cards/b/BreachingDragonstorm.java
new file mode 100644
index 00000000000..ae85be401fe
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/b/BreachingDragonstorm.java
@@ -0,0 +1,100 @@
+package mage.cards.b;
+
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldControlledTriggeredAbility;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.ReturnToHandSourceEffect;
+import mage.cards.*;
+import mage.constants.*;
+import mage.filter.FilterCard;
+import mage.filter.FilterPermanent;
+import mage.filter.predicate.mageobject.ManaValuePredicate;
+import mage.game.Game;
+import mage.players.Player;
+import mage.util.CardUtil;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class BreachingDragonstorm extends CardImpl {
+
+    private static final FilterPermanent filter = new FilterPermanent(SubType.DRAGON, "a Dragon");
+
+    public BreachingDragonstorm(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{4}{R}");
+
+        // When this enchantment enters, exile cards from the top of your library until you exile a nonland card. You may cast it without paying its mana cost if that spell's mana value is 8 or less. If you don't, put that card into your hand.
+        this.addAbility(new EntersBattlefieldTriggeredAbility(new BreachingDragonstormEffect()));
+
+        // When a Dragon you control enters, return this enchantment to its owner's hand.
+        this.addAbility(new EntersBattlefieldControlledTriggeredAbility(new ReturnToHandSourceEffect(), filter));
+    }
+
+    private BreachingDragonstorm(final BreachingDragonstorm card) {
+        super(card);
+    }
+
+    @Override
+    public BreachingDragonstorm copy() {
+        return new BreachingDragonstorm(this);
+    }
+}
+
+class BreachingDragonstormEffect extends OneShotEffect {
+
+    private static final FilterCard filter = new FilterCard();
+
+    static {
+        filter.add(new ManaValuePredicate(ComparisonType.FEWER_THAN, 9));
+    }
+
+    BreachingDragonstormEffect() {
+        super(Outcome.Benefit);
+        staticText = "exile cards from the top of your library until you exile a nonland card. " +
+                "You may cast it without paying its mana cost if that spell's mana value is 8 or less. " +
+                "If you don't, put that card into your hand";
+    }
+
+    private BreachingDragonstormEffect(final BreachingDragonstormEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public BreachingDragonstormEffect copy() {
+        return new BreachingDragonstormEffect(this);
+    }
+
+    private static Card getCard(Player player, Cards cards, Game game, Ability source) {
+        for (Card card : player.getLibrary().getCards(game)) {
+            cards.add(card);
+            player.moveCards(card, Zone.EXILED, source, game);
+            game.processAction();
+            if (!card.isLand(game)) {
+                return card;
+            }
+        }
+        return null;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        if (player == null) {
+            return false;
+        }
+        Cards cards = new CardsImpl();
+        Card card = getCard(player, cards, game, source);
+        if (card != null) {
+            CardUtil.castSpellWithAttributesForFree(player, source, game, card, filter);
+            if (game.getState().getZone(card.getId()) == Zone.EXILED) {
+                player.moveCards(card, Zone.HAND, source, game);
+            }
+        }
+        cards.retainZone(Zone.EXILED, game);
+        player.putCardsOnBottomOfLibrary(cards, game, source, false);
+        return true;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/TarkirDragonstorm.java b/Mage.Sets/src/mage/sets/TarkirDragonstorm.java
index 0891e307e87..0695995c72e 100644
--- a/Mage.Sets/src/mage/sets/TarkirDragonstorm.java
+++ b/Mage.Sets/src/mage/sets/TarkirDragonstorm.java
@@ -39,6 +39,7 @@ public final class TarkirDragonstorm extends ExpansionSet {
         cards.add(new SetCardInfo("Blossoming Sands", 251, Rarity.COMMON, mage.cards.b.BlossomingSands.class));
         cards.add(new SetCardInfo("Bone-Cairn Butcher", 173, Rarity.UNCOMMON, mage.cards.b.BoneCairnButcher.class));
         cards.add(new SetCardInfo("Boulderborn Dragon", 239, Rarity.COMMON, mage.cards.b.BoulderbornDragon.class));
+        cards.add(new SetCardInfo("Breaching Dragonstorm", 101, Rarity.UNCOMMON, mage.cards.b.BreachingDragonstorm.class));
         cards.add(new SetCardInfo("Caustic Exhale", 74, Rarity.COMMON, mage.cards.c.CausticExhale.class));
         cards.add(new SetCardInfo("Channeled Dragonfire", 423, Rarity.UNCOMMON, mage.cards.c.ChanneledDragonfire.class));
         cards.add(new SetCardInfo("Coordinated Maneuver", 6, Rarity.COMMON, mage.cards.c.CoordinatedManeuver.class));