From cfc28b188e7f2f2adefa2dc6e9fabc5d5ad3e2a8 Mon Sep 17 00:00:00 2001
From: theelk801 <theelk801@gmail.com>
Date: Sun, 7 Dec 2025 14:58:52 -0500
Subject: [PATCH] [DSK] Implement Roaring Furnace // Steaming Sauna

---
 .../cards/r/RoaringFurnaceSteamingSauna.java  | 50 +++++++++++++++++++
 .../src/mage/sets/DuskmournHouseOfHorror.java |  2 +
 2 files changed, 52 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/r/RoaringFurnaceSteamingSauna.java

diff --git a/Mage.Sets/src/mage/cards/r/RoaringFurnaceSteamingSauna.java b/Mage.Sets/src/mage/cards/r/RoaringFurnaceSteamingSauna.java
new file mode 100644
index 00000000000..eb2952bd22d
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/r/RoaringFurnaceSteamingSauna.java
@@ -0,0 +1,50 @@
+package mage.cards.r;
+
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.common.UnlockThisDoorTriggeredAbility;
+import mage.abilities.dynamicvalue.common.CardsInControllerHandCount;
+import mage.abilities.effects.common.DamageTargetEffect;
+import mage.abilities.effects.common.DrawCardSourceControllerEffect;
+import mage.abilities.effects.common.continuous.MaximumHandSizeControllerEffect;
+import mage.abilities.triggers.BeginningOfEndStepTriggeredAbility;
+import mage.cards.CardSetInfo;
+import mage.cards.RoomCard;
+import mage.constants.Duration;
+import mage.target.common.TargetOpponentsCreaturePermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class RoaringFurnaceSteamingSauna extends RoomCard {
+
+    public RoaringFurnaceSteamingSauna(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, "{1}{R}", "{3}{U}{U}");
+
+        // Roaring Furnace
+        // When you unlock this door, this Room deals damage equal to the number of cards in your hand to target creature an opponent controls.
+        Ability ability = new UnlockThisDoorTriggeredAbility(new DamageTargetEffect(CardsInControllerHandCount.ANY), false, true);
+        ability.addTarget(new TargetOpponentsCreaturePermanent());
+        this.getLeftHalfCard().addAbility(ability);
+
+        // Steaming Sauna
+        // You have no maximum hand size.
+        this.getRightHalfCard().addAbility(new SimpleStaticAbility(new MaximumHandSizeControllerEffect(
+                Integer.MAX_VALUE, Duration.WhileOnBattlefield, MaximumHandSizeControllerEffect.HandSizeModification.SET
+        )));
+
+        // At the beginning of your end step, draw a card.
+        this.getRightHalfCard().addAbility(new BeginningOfEndStepTriggeredAbility(new DrawCardSourceControllerEffect(1)));
+    }
+
+    private RoaringFurnaceSteamingSauna(final RoaringFurnaceSteamingSauna card) {
+        super(card);
+    }
+
+    @Override
+    public RoaringFurnaceSteamingSauna copy() {
+        return new RoaringFurnaceSteamingSauna(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/DuskmournHouseOfHorror.java b/Mage.Sets/src/mage/sets/DuskmournHouseOfHorror.java
index 0805e5d1f1e..8fe0d8e9a53 100644
--- a/Mage.Sets/src/mage/sets/DuskmournHouseOfHorror.java
+++ b/Mage.Sets/src/mage/sets/DuskmournHouseOfHorror.java
@@ -307,6 +307,8 @@ public final class DuskmournHouseOfHorror extends ExpansionSet {
         cards.add(new SetCardInfo("Rip, Spawn Hunter", 362, Rarity.RARE, mage.cards.r.RipSpawnHunter.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Ripchain Razorkin", 154, Rarity.COMMON, mage.cards.r.RipchainRazorkin.class));
         cards.add(new SetCardInfo("Rite of the Moth", 229, Rarity.UNCOMMON, mage.cards.r.RiteOfTheMoth.class));
+        cards.add(new SetCardInfo("Roaring Furnace // Steaming Sauna", 343, Rarity.RARE, mage.cards.r.RoaringFurnaceSteamingSauna.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Roaring Furnace // Steaming Sauna", 230, Rarity.RARE, mage.cards.r.RoaringFurnaceSteamingSauna.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Rootwise Survivor", 196, Rarity.UNCOMMON, mage.cards.r.RootwiseSurvivor.class));
         cards.add(new SetCardInfo("Savior of the Small", 27, Rarity.UNCOMMON, mage.cards.s.SaviorOfTheSmall.class));
         cards.add(new SetCardInfo("Saw", 254, Rarity.UNCOMMON, mage.cards.s.Saw.class));