From 20fd17cadb5ebbda4559960a474a3724cfa3f209 Mon Sep 17 00:00:00 2001
From: Cameron Merkel <44722506+Cguy7777@users.noreply.github.com>
Date: Sun, 3 Dec 2023 20:42:37 -0600
Subject: [PATCH] [ICE] Implement Hipparion (#11505)

---
 Mage.Sets/src/mage/cards/h/Hipparion.java | 97 +++++++++++++++++++++++
 Mage.Sets/src/mage/sets/FifthEdition.java |  1 +
 Mage.Sets/src/mage/sets/IceAge.java       |  1 +
 3 files changed, 99 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/h/Hipparion.java

diff --git a/Mage.Sets/src/mage/cards/h/Hipparion.java b/Mage.Sets/src/mage/cards/h/Hipparion.java
new file mode 100644
index 00000000000..f0aedbe626c
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/h/Hipparion.java
@@ -0,0 +1,97 @@
+package mage.cards.h;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.costs.mana.GenericManaCost;
+import mage.abilities.costs.mana.ManaCost;
+import mage.abilities.effects.ReplacementEffect;
+import mage.abilities.effects.ReplacementEffectImpl;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+
+import java.util.UUID;
+
+/**
+ * @author Cguy7777
+ */
+public final class Hipparion extends CardImpl {
+
+    public Hipparion(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{W}");
+
+        this.subtype.add(SubType.HORSE);
+        this.power = new MageInt(1);
+        this.toughness = new MageInt(3);
+
+        // Hipparion can't block creatures with power 3 or greater unless you pay {1}.
+        this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new HipparionEffect()));
+    }
+
+    private Hipparion(final Hipparion card) {
+        super(card);
+    }
+
+    @Override
+    public Hipparion copy() {
+        return new Hipparion(this);
+    }
+}
+
+class HipparionEffect extends ReplacementEffectImpl {
+
+    HipparionEffect() {
+        super(Duration.WhileOnBattlefield, Outcome.Detriment);
+        staticText = "{this} can't block creatures with power 3 or greater unless you pay {1}";
+    }
+
+    private HipparionEffect(final HipparionEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public boolean replaceEvent(GameEvent event, Ability source, Game game) {
+        Player player = game.getPlayer(event.getPlayerId());
+        if (player == null) {
+            return false;
+        }
+
+        Permanent hipparion = game.getPermanent(event.getSourceId());
+        if (hipparion == null) {
+            return false;
+        }
+
+        Permanent attacker = game.getPermanent(event.getTargetId());
+        if (attacker == null || attacker.getPower().getValue() < 3) {
+            return false;
+        }
+
+        ManaCost cost = new GenericManaCost(1);
+        if (cost.canPay(source, source, player.getId(), game)
+                && player.chooseUse(Outcome.Benefit, "Pay {1} to block creature with power 3 or greater?", source, game)) {
+            return !cost.pay(source, game, source, player.getId(), false, cost);
+        }
+
+        return true;
+    }
+
+    @Override
+    public boolean checksEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.DECLARE_BLOCKER;
+    }
+
+    @Override
+    public boolean applies(GameEvent event, Ability source, Game game) {
+        return event.getTargetId() != null && event.getSourceId().equals(source.getSourceId());
+    }
+
+    @Override
+    public ReplacementEffect copy() {
+        return new HipparionEffect(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/FifthEdition.java b/Mage.Sets/src/mage/sets/FifthEdition.java
index f554aa8e37f..ea8b5001971 100644
--- a/Mage.Sets/src/mage/sets/FifthEdition.java
+++ b/Mage.Sets/src/mage/sets/FifthEdition.java
@@ -206,6 +206,7 @@ public final class FifthEdition extends ExpansionSet {
         cards.add(new SetCardInfo("Hecatomb", 167, Rarity.RARE, mage.cards.h.Hecatomb.class));
         cards.add(new SetCardInfo("Helm of Chatzuk", 376, Rarity.RARE, mage.cards.h.HelmOfChatzuk.class));
         cards.add(new SetCardInfo("Hill Giant", 239, Rarity.COMMON, mage.cards.h.HillGiant.class));
+        cards.add(new SetCardInfo("Hipparion", 34, Rarity.COMMON, mage.cards.h.Hipparion.class));
         cards.add(new SetCardInfo("Hollow Trees", 418, Rarity.RARE, mage.cards.h.HollowTrees.class));
         cards.add(new SetCardInfo("Holy Strength", 35, Rarity.COMMON, mage.cards.h.HolyStrength.class));
         cards.add(new SetCardInfo("Homarid Warrior", 92, Rarity.COMMON, mage.cards.h.HomaridWarrior.class));
diff --git a/Mage.Sets/src/mage/sets/IceAge.java b/Mage.Sets/src/mage/sets/IceAge.java
index e3b643c6b07..4e928a05926 100644
--- a/Mage.Sets/src/mage/sets/IceAge.java
+++ b/Mage.Sets/src/mage/sets/IceAge.java
@@ -161,6 +161,7 @@ public final class IceAge extends ExpansionSet {
         cards.add(new SetCardInfo("Heal", 30, Rarity.COMMON, mage.cards.h.Heal.class));
         cards.add(new SetCardInfo("Hecatomb", 130, Rarity.RARE, mage.cards.h.Hecatomb.class));
         cards.add(new SetCardInfo("Hematite Talisman", 320, Rarity.UNCOMMON, mage.cards.h.HematiteTalisman.class));
+        cards.add(new SetCardInfo("Hipparion", 31, Rarity.UNCOMMON, mage.cards.h.Hipparion.class));
         cards.add(new SetCardInfo("Hoar Shade", 131, Rarity.COMMON, mage.cards.h.HoarShade.class));
         cards.add(new SetCardInfo("Hot Springs", 248, Rarity.RARE, mage.cards.h.HotSprings.class));
         cards.add(new SetCardInfo("Howl from Beyond", 132, Rarity.COMMON, mage.cards.h.HowlFromBeyond.class));