From 18ca3bcff9f9224f602eb2b9dec8e6f0423e761c Mon Sep 17 00:00:00 2001
From: Evan Kranzler <theelk801@gmail.com>
Date: Sat, 4 Jan 2020 20:21:29 -0500
Subject: [PATCH] Implemented One with the Stars

---
 .../src/mage/cards/o/OneWithTheStars.java     | 95 +++++++++++++++++++
 .../src/mage/sets/TherosBeyondDeath.java      |  1 +
 2 files changed, 96 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/o/OneWithTheStars.java

diff --git a/Mage.Sets/src/mage/cards/o/OneWithTheStars.java b/Mage.Sets/src/mage/cards/o/OneWithTheStars.java
new file mode 100644
index 00000000000..262efaa5ef9
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/o/OneWithTheStars.java
@@ -0,0 +1,95 @@
+package mage.cards.o;
+
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.ContinuousEffectImpl;
+import mage.abilities.effects.common.AttachEffect;
+import mage.abilities.keyword.EnchantAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.filter.FilterPermanent;
+import mage.filter.predicate.Predicates;
+import mage.filter.predicate.mageobject.CardTypePredicate;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.target.TargetPermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class OneWithTheStars extends CardImpl {
+
+    private static final FilterPermanent filter = new FilterPermanent("creature or enchantment");
+
+    static {
+        filter.add(Predicates.or(
+                new CardTypePredicate(CardType.CREATURE),
+                new CardTypePredicate(CardType.ENCHANTMENT)
+        ));
+    }
+
+    public OneWithTheStars(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{3}{U}");
+
+        this.subtype.add(SubType.AURA);
+
+        // Enchant creature or enchantment
+        TargetPermanent auraTarget = new TargetPermanent(filter);
+        this.getSpellAbility().addTarget(auraTarget);
+        this.getSpellAbility().addEffect(new AttachEffect(Outcome.BoostCreature));
+        Ability ability = new EnchantAbility(auraTarget.getTargetName());
+        this.addAbility(ability);
+
+        // Enchanted permanent is an enchantment and loses all other card types.
+        this.addAbility(new SimpleStaticAbility(new OneWithTheStarsEffect()));
+    }
+
+    private OneWithTheStars(final OneWithTheStars card) {
+        super(card);
+    }
+
+    @Override
+    public OneWithTheStars copy() {
+        return new OneWithTheStars(this);
+    }
+}
+
+class OneWithTheStarsEffect extends ContinuousEffectImpl {
+
+    OneWithTheStarsEffect() {
+        super(Duration.WhileOnBattlefield, Layer.TypeChangingEffects_4, SubLayer.NA, Outcome.Detriment);
+        this.staticText = "Enchanted permanent is an enchantment and loses all other card types.";
+    }
+
+    private OneWithTheStarsEffect(final OneWithTheStarsEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return false;
+    }
+
+    @Override
+    public OneWithTheStarsEffect copy() {
+        return new OneWithTheStarsEffect(this);
+    }
+
+    @Override
+    public boolean apply(Layer layer, SubLayer sublayer, Ability source, Game game) {
+        Permanent enchantment = game.getPermanent(source.getSourceId());
+        if (enchantment == null || enchantment.getAttachedTo() == null) {
+            return false;
+        }
+        Permanent permanent = game.getPermanent(enchantment.getAttachedTo());
+        if (permanent == null) {
+            return false;
+        }
+        permanent.getCardType().clear();
+        permanent.addCardType(CardType.ENCHANTMENT);
+        return true;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/TherosBeyondDeath.java b/Mage.Sets/src/mage/sets/TherosBeyondDeath.java
index 86b0d3d6601..24f76fee29c 100644
--- a/Mage.Sets/src/mage/sets/TherosBeyondDeath.java
+++ b/Mage.Sets/src/mage/sets/TherosBeyondDeath.java
@@ -88,6 +88,7 @@ public final class TherosBeyondDeath extends ExpansionSet {
         cards.add(new SetCardInfo("Omen of the Forge", 145, Rarity.COMMON, mage.cards.o.OmenOfTheForge.class));
         cards.add(new SetCardInfo("Omen of the Sea", 58, Rarity.COMMON, mage.cards.o.OmenOfTheSea.class));
         cards.add(new SetCardInfo("Omen of the Sun", 30, Rarity.COMMON, mage.cards.o.OmenOfTheSun.class));
+        cards.add(new SetCardInfo("One with the Stars", 59, Rarity.UNCOMMON, mage.cards.o.OneWithTheStars.class));
         cards.add(new SetCardInfo("Ox of Agonas", 147, Rarity.MYTHIC, mage.cards.o.OxOfAgonas.class));
         cards.add(new SetCardInfo("Pharika's Spawn", 112, Rarity.UNCOMMON, mage.cards.p.PharikasSpawn.class));
         cards.add(new SetCardInfo("Pious Wayfarer", 32, Rarity.COMMON, mage.cards.p.PiousWayfarer.class));