[DSC] Implement Formless Genesis

Mage.Sets/src/mage/cards/f/FormlessGenesis.java

@@ -0,0 +1,84 @@
+package mage.cards.f;
+
+import mage.abilities.Ability;
+import mage.abilities.dynamicvalue.common.CardsInControllerGraveyardCount;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.hint.Hint;
+import mage.abilities.hint.ValueHint;
+import mage.abilities.keyword.ChangelingAbility;
+import mage.abilities.keyword.RetraceAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.permanent.token.ShapeshifterDeathtouchToken;
+import mage.players.Player;
+
+import java.util.Optional;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class FormlessGenesis extends CardImpl {
+
+    private static final Hint hint = new ValueHint(
+            "Lands in your graveyard", new CardsInControllerGraveyardCount(StaticFilters.FILTER_CARD_LAND)
+    );
+
+    public FormlessGenesis(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.KINDRED, CardType.SORCERY}, "{2}{G}");
+
+        this.subtype.add(SubType.SHAPESHIFTER);
+
+        // Changeling
+        this.addAbility(new ChangelingAbility());
+
+        // Create an X/X colorless Shapeshifter creature token with changeling and deathtouch, where X is the number of land cards in your graveyard.
+        this.getSpellAbility().addEffect(new FormlessGenesisEffect());
+        this.getSpellAbility().addHint(hint);
+
+        // Retrace
+        this.addAbility(new RetraceAbility(this));
+    }
+
+    private FormlessGenesis(final FormlessGenesis card) {
+        super(card);
+    }
+
+    @Override
+    public FormlessGenesis copy() {
+        return new FormlessGenesis(this);
+    }
+}
+
+class FormlessGenesisEffect extends OneShotEffect {
+
+    FormlessGenesisEffect() {
+        super(Outcome.Benefit);
+        staticText = "create an X/X colorless Shapeshifter creature token with changeling and deathtouch, " +
+                "where X is the number of land cards in your graveyard";
+    }
+
+    private FormlessGenesisEffect(final FormlessGenesisEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public FormlessGenesisEffect copy() {
+        return new FormlessGenesisEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        int amount = Optional
+                .ofNullable(game.getPlayer(source.getControllerId()))
+                .map(Player::getGraveyard)
+                .map(g -> g.count(StaticFilters.FILTER_CARD_LAND, game))
+                .orElse(0);
+        return new ShapeshifterDeathtouchToken(amount).putOntoBattlefield(1, game, source);
+    }
+}

Mage.Sets/src/mage/sets/DuskmournHouseOfHorrorCommander.java

@@ -111,6 +111,7 @@ public final class DuskmournHouseOfHorrorCommander extends ExpansionSet {
         cards.add(new SetCardInfo("Flooded Grove", 276, Rarity.RARE, mage.cards.f.FloodedGrove.class));
         cards.add(new SetCardInfo("Florian, Voldaren Scion", 217, Rarity.RARE, mage.cards.f.FlorianVoldarenScion.class));
         cards.add(new SetCardInfo("Foreboding Ruins", 277, Rarity.RARE, mage.cards.f.ForebodingRuins.class));
+        cards.add(new SetCardInfo("Formless Genesis", 34, Rarity.RARE, mage.cards.f.FormlessGenesis.class));
         cards.add(new SetCardInfo("Geothermal Bog", 278, Rarity.COMMON, mage.cards.g.GeothermalBog.class));
         cards.add(new SetCardInfo("Giant Adephage", 179, Rarity.MYTHIC, mage.cards.g.GiantAdephage.class));
         cards.add(new SetCardInfo("Gleeful Arsonist", 27, Rarity.RARE, mage.cards.g.GleefulArsonist.class));

Mage/src/main/java/mage/game/permanent/token/ShapeshifterDeathtouchToken.java

@@ -0,0 +1,35 @@
+package mage.game.permanent.token;
+
+import mage.MageInt;
+import mage.abilities.keyword.ChangelingAbility;
+import mage.abilities.keyword.DeathtouchAbility;
+import mage.constants.CardType;
+import mage.constants.SubType;
+
+/**
+ * @author TheElk801
+ */
+public final class ShapeshifterDeathtouchToken extends TokenImpl {
+
+    public ShapeshifterDeathtouchToken() {
+        this(0);
+    }
+
+    public ShapeshifterDeathtouchToken(int amount) {
+        super("Shapeshifter Token", "X/X colorless Shapeshifter creature token with changeling and deathtouch");
+        cardType.add(CardType.CREATURE);
+        subtype.add(SubType.SHAPESHIFTER);
+        power = new MageInt(amount);
+        toughness = new MageInt(amount);
+        addAbility(new ChangelingAbility());
+        addAbility(DeathtouchAbility.getInstance());
+    }
+
+    private ShapeshifterDeathtouchToken(final ShapeshifterDeathtouchToken token) {
+        super(token);
+    }
+
+    public ShapeshifterDeathtouchToken copy() {
+        return new ShapeshifterDeathtouchToken(this);
+    }
+}