From 31b682644a7212c851e041bdcbf8e40abe21abc0 Mon Sep 17 00:00:00 2001
From: theelk801 <theelk801@gmail.com>
Date: Mon, 17 Nov 2025 09:09:10 -0500
Subject: [PATCH] [TLE] Implement Katara, Seeking Revenge

---
 .../mage/cards/k/KataraSeekingRevenge.java    | 68 +++++++++++++++++++
 .../sets/AvatarTheLastAirbenderEternal.java   |  1 +
 2 files changed, 69 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/k/KataraSeekingRevenge.java

diff --git a/Mage.Sets/src/mage/cards/k/KataraSeekingRevenge.java b/Mage.Sets/src/mage/cards/k/KataraSeekingRevenge.java
new file mode 100644
index 00000000000..62559da7617
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/k/KataraSeekingRevenge.java
@@ -0,0 +1,68 @@
+package mage.cards.k;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.condition.common.LessonsInGraveCondition;
+import mage.abilities.condition.common.WaterbendedCondition;
+import mage.abilities.decorator.ConditionalOneShotEffect;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.dynamicvalue.common.CardsInControllerGraveyardCount;
+import mage.abilities.effects.common.DrawCardSourceControllerEffect;
+import mage.abilities.effects.common.continuous.BoostSourceEffect;
+import mage.abilities.effects.common.discard.DiscardControllerEffect;
+import mage.abilities.keyword.WaterbendAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+import mage.filter.FilterCard;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class KataraSeekingRevenge extends CardImpl {
+
+    private static final DynamicValue xValue = new CardsInControllerGraveyardCount(new FilterCard(SubType.LESSON));
+
+    public KataraSeekingRevenge(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{U/B}");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.WARRIOR);
+        this.subtype.add(SubType.ALLY);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(3);
+
+        // As an additional cost to cast this spell, you may waterbend {2}.
+        this.addAbility(new WaterbendAbility(2));
+
+        // When Katara enters, draw a card, then discard a card unless her additional cost was paid.
+        Ability ability = new EntersBattlefieldTriggeredAbility(new DrawCardSourceControllerEffect(1));
+        ability.addEffect(new ConditionalOneShotEffect(
+                null, new DiscardControllerEffect(1), WaterbendedCondition.instance,
+                ", then discard a card unless her additional cost was paid"
+        ));
+        this.addAbility(ability);
+
+        // Katara gets +1/+1 for each Lesson card in your graveyard.
+        this.addAbility(new SimpleStaticAbility(
+                new BoostSourceEffect(xValue, xValue, Duration.WhileOnBattlefield)
+        ).addHint(LessonsInGraveCondition.getHint()));
+    }
+
+    private KataraSeekingRevenge(final KataraSeekingRevenge card) {
+        super(card);
+    }
+
+    @Override
+    public KataraSeekingRevenge copy() {
+        return new KataraSeekingRevenge(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/AvatarTheLastAirbenderEternal.java b/Mage.Sets/src/mage/sets/AvatarTheLastAirbenderEternal.java
index 4d0fdabaabe..f44f7fefa36 100644
--- a/Mage.Sets/src/mage/sets/AvatarTheLastAirbenderEternal.java
+++ b/Mage.Sets/src/mage/sets/AvatarTheLastAirbenderEternal.java
@@ -162,6 +162,7 @@ public final class AvatarTheLastAirbenderEternal extends ExpansionSet {
         cards.add(new SetCardInfo("Join the Dance", 50, Rarity.MYTHIC, mage.cards.j.JoinTheDance.class));
         cards.add(new SetCardInfo("Katara, Heroic Healer", 215, Rarity.UNCOMMON, mage.cards.k.KataraHeroicHealer.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Katara, Heroic Healer", 269, Rarity.UNCOMMON, mage.cards.k.KataraHeroicHealer.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Katara, Seeking Revenge", 148, Rarity.UNCOMMON, mage.cards.k.KataraSeekingRevenge.class));
         cards.add(new SetCardInfo("Katara, Waterbending Master", 180, Rarity.MYTHIC, mage.cards.k.KataraWaterbendingMaster.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Katara, Waterbending Master", 93, Rarity.MYTHIC, mage.cards.k.KataraWaterbendingMaster.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Kindly Customer", 79, Rarity.COMMON, mage.cards.k.KindlyCustomer.class));