From ebf82309fcc5e73ffbffe4dbdf1f3627e0f9f7e2 Mon Sep 17 00:00:00 2001
From: theelk801 <theelk801@gmail.com>
Date: Thu, 20 Nov 2025 12:57:39 -0500
Subject: [PATCH] [TLE] Implement Swampbenders

---
 Mage.Sets/src/mage/cards/s/Swampbenders.java  | 90 +++++++++++++++++++
 .../sets/AvatarTheLastAirbenderEternal.java   |  1 +
 2 files changed, 91 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/s/Swampbenders.java

diff --git a/Mage.Sets/src/mage/cards/s/Swampbenders.java b/Mage.Sets/src/mage/cards/s/Swampbenders.java
new file mode 100644
index 00000000000..f7df97e858a
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/s/Swampbenders.java
@@ -0,0 +1,90 @@
+package mage.cards.s;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.dynamicvalue.common.PermanentsOnBattlefieldCount;
+import mage.abilities.effects.ContinuousEffectImpl;
+import mage.abilities.effects.common.continuous.SetBasePowerToughnessSourceEffect;
+import mage.abilities.mana.BlackManaAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.filter.FilterPermanent;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class Swampbenders extends CardImpl {
+
+    private static final DynamicValue xValue = new PermanentsOnBattlefieldCount(
+            new FilterPermanent(SubType.SWAMP, "Swamps on the battlefield")
+    );
+
+    public Swampbenders(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{4}{G}{G}");
+
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.DRUID);
+        this.subtype.add(SubType.ALLY);
+        this.power = new MageInt(0);
+        this.toughness = new MageInt(0);
+
+        // Swampbenders's power and toughness are each equal to the number of Swamps on the battlefield.
+        this.addAbility(new SimpleStaticAbility(Zone.ALL, new SetBasePowerToughnessSourceEffect(xValue)));
+
+        // Lands you control are Swamps in addition to their other types.
+        this.addAbility(new SimpleStaticAbility(new SwampbendersEffect()));
+    }
+
+    private Swampbenders(final Swampbenders card) {
+        super(card);
+    }
+
+    @Override
+    public Swampbenders copy() {
+        return new Swampbenders(this);
+    }
+}
+
+class SwampbendersEffect extends ContinuousEffectImpl {
+
+    SwampbendersEffect() {
+        super(Duration.WhileOnBattlefield, Layer.TypeChangingEffects_4, SubLayer.NA, Outcome.AIDontUseIt);
+        staticText = "lands you control are Swamps in addition to their other types.";
+        this.dependendToTypes.add(DependencyType.BecomeNonbasicLand);
+        this.dependencyTypes.add(DependencyType.BecomeSwamp);
+    }
+
+    private SwampbendersEffect(final SwampbendersEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public SwampbendersEffect copy() {
+        return new SwampbendersEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Ability ability = new BlackManaAbility();
+        for (Permanent land : game.getBattlefield().getActivePermanents(
+                StaticFilters.FILTER_LAND, source.getControllerId(), game
+        )) {
+            // 305.7 Note that this doesn't remove any abilities that were granted to the land by other effects
+            // So the ability removing has to be done before Layer 6
+            // Lands have their mana ability intrinsically, so that is added in layer 4
+            land.addSubType(game, SubType.SWAMP);
+            if (!land.getAbilities().containsRule(ability)) {
+                land.addAbility(ability, source.getSourceId(), game);
+            }
+        }
+        return true;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/AvatarTheLastAirbenderEternal.java b/Mage.Sets/src/mage/sets/AvatarTheLastAirbenderEternal.java
index 63b728a7f6d..423f7ff4698 100644
--- a/Mage.Sets/src/mage/sets/AvatarTheLastAirbenderEternal.java
+++ b/Mage.Sets/src/mage/sets/AvatarTheLastAirbenderEternal.java
@@ -267,6 +267,7 @@ public final class AvatarTheLastAirbenderEternal extends ExpansionSet {
         cards.add(new SetCardInfo("Sunbaked Canyon", 58, Rarity.MYTHIC, mage.cards.s.SunbakedCanyon.class));
         cards.add(new SetCardInfo("Sundial of the Infinite", 55, Rarity.MYTHIC, mage.cards.s.SundialOfTheInfinite.class));
         cards.add(new SetCardInfo("Suspicious Bookcase", 170, Rarity.UNCOMMON, mage.cards.s.SuspiciousBookcase.class));
+        cards.add(new SetCardInfo("Swampbenders", 65, Rarity.RARE, mage.cards.s.Swampbenders.class));
         cards.add(new SetCardInfo("Swiftfoot Boots", 317, Rarity.RARE, mage.cards.s.SwiftfootBoots.class));
         cards.add(new SetCardInfo("Tarnished Citadel", 59, Rarity.MYTHIC, mage.cards.t.TarnishedCitadel.class));
         cards.add(new SetCardInfo("Taunting Challenge", 46, Rarity.MYTHIC, mage.cards.t.TauntingChallenge.class));