From f4b5dadaf9cdbafb0a09603cd7ee4df59993cf3f Mon Sep 17 00:00:00 2001
From: Daniel Bomar <dbdaniel42@gmail.com>
Date: Sat, 6 Nov 2021 10:58:27 -0500
Subject: [PATCH] [VOW] Implemented Gift of Fangs

---
 Mage.Sets/src/mage/cards/g/GiftOfFangs.java   | 106 ++++++++++++++++++
 .../src/mage/sets/InnistradCrimsonVow.java    |   1 +
 2 files changed, 107 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/g/GiftOfFangs.java

diff --git a/Mage.Sets/src/mage/cards/g/GiftOfFangs.java b/Mage.Sets/src/mage/cards/g/GiftOfFangs.java
new file mode 100644
index 0000000000..c3b9bdad60
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/g/GiftOfFangs.java
@@ -0,0 +1,106 @@
+package mage.cards.g;
+
+import java.util.UUID;
+
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.ContinuousEffectImpl;
+import mage.constants.*;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.target.common.TargetCreaturePermanent;
+import mage.abilities.Ability;
+import mage.abilities.effects.common.AttachEffect;
+import mage.target.TargetPermanent;
+import mage.abilities.keyword.EnchantAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.target.targetpointer.FixedTarget;
+
+/**
+ *
+ * @author weirddan455
+ */
+public final class GiftOfFangs extends CardImpl {
+
+    public GiftOfFangs(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{B}");
+
+        this.subtype.add(SubType.AURA);
+
+        // Enchant creature
+        TargetPermanent auraTarget = new TargetCreaturePermanent();
+        this.getSpellAbility().addTarget(auraTarget);
+        this.getSpellAbility().addEffect(new AttachEffect(Outcome.Neutral));
+        Ability ability = new EnchantAbility(auraTarget.getTargetName());
+        this.addAbility(ability);
+
+        // Enchanted creature gets +2/+2 as long as it's a Vampire. Otherwise, it gets -2/-2.
+        this.addAbility(new SimpleStaticAbility(new GiftOfFangsEffect()));
+    }
+
+    private GiftOfFangs(final GiftOfFangs card) {
+        super(card);
+    }
+
+    @Override
+    public GiftOfFangs copy() {
+        return new GiftOfFangs(this);
+    }
+}
+
+class GiftOfFangsEffect extends ContinuousEffectImpl {
+
+    public GiftOfFangsEffect() {
+        super(Duration.WhileOnBattlefield, Layer.PTChangingEffects_7, SubLayer.ModifyPT_7c, Outcome.Neutral);
+        staticText = "Enchanted creature gets +2/+2 as long as it's a Vampire. Otherwise, it gets -2/-2";
+    }
+
+    private GiftOfFangsEffect(final GiftOfFangsEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public GiftOfFangsEffect copy() {
+        return new GiftOfFangsEffect(this);
+    }
+
+    @Override
+    public void init(Ability source, Game game) {
+        super.init(source, game);
+        if (affectedObjectsSet) {
+            // Added boosts of activated or triggered abilities exist independent from the source they are created by
+            // so a continuous effect for the permanent itself with the attachment is created
+            Permanent equipment = game.getPermanentOrLKIBattlefield(source.getSourceId());
+            if (equipment != null && equipment.getAttachedTo() != null) {
+                this.setTargetPointer(new FixedTarget(equipment.getAttachedTo(), game.getState().getZoneChangeCounter(equipment.getAttachedTo())));
+            }
+        }
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Permanent permanent = null;
+        if (affectedObjectsSet) {
+            permanent = game.getPermanent(targetPointer.getFirst(game, source));
+            if (permanent == null) {
+                discard();
+                return true;
+            }
+        } else {
+            Permanent equipment = game.getPermanent(source.getSourceId());
+            if (equipment != null && equipment.getAttachedTo() != null) {
+                permanent = game.getPermanent(equipment.getAttachedTo());
+            }
+        }
+        if (permanent != null) {
+            if (permanent.hasSubtype(SubType.VAMPIRE, game)) {
+                permanent.addPower(2);
+                permanent.addToughness(2);
+            } else {
+                permanent.addPower(-2);
+                permanent.addToughness(-2);
+            }
+        }
+        return true;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/InnistradCrimsonVow.java b/Mage.Sets/src/mage/sets/InnistradCrimsonVow.java
index 70126f2ba0..849a4cdad1 100644
--- a/Mage.Sets/src/mage/sets/InnistradCrimsonVow.java
+++ b/Mage.Sets/src/mage/sets/InnistradCrimsonVow.java
@@ -124,6 +124,7 @@ public final class InnistradCrimsonVow extends ExpansionSet {
         cards.add(new SetCardInfo("Frenzied Devils", 159, Rarity.UNCOMMON, mage.cards.f.FrenziedDevils.class));
         cards.add(new SetCardInfo("Geistlight Snare", 60, Rarity.UNCOMMON, mage.cards.g.GeistlightSnare.class));
         cards.add(new SetCardInfo("Geralf, Visionary Stitcher", 61, Rarity.RARE, mage.cards.g.GeralfVisionaryStitcher.class));
+        cards.add(new SetCardInfo("Gift of Fangs", 113, Rarity.COMMON, mage.cards.g.GiftOfFangs.class));
         cards.add(new SetCardInfo("Glorious Sunrise", 200, Rarity.RARE, mage.cards.g.GloriousSunrise.class));
         cards.add(new SetCardInfo("Gluttonous Guest", 114, Rarity.COMMON, mage.cards.g.GluttonousGuest.class));
         cards.add(new SetCardInfo("Gnarled Grovestrider", 198, Rarity.UNCOMMON, mage.cards.g.GnarledGrovestrider.class));