[40K] Implement Biophagus (#9631)

Mage.Sets/src/mage/cards/b/Biophagus.java

@@ -0,0 +1,122 @@
+package mage.cards.b;
+
+import mage.MageInt;
+import mage.MageObject;
+import mage.MageObjectReference;
+import mage.abilities.Ability;
+import mage.abilities.costs.common.TapSourceCost;
+import mage.abilities.effects.ReplacementEffectImpl;
+import mage.abilities.mana.AnyColorManaAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.counters.CounterType;
+import mage.game.Game;
+import mage.game.events.EntersTheBattlefieldEvent;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.game.stack.Spell;
+import mage.watchers.Watcher;
+
+import java.util.UUID;
+
+/**
+ * @author PurpleCrowbar
+ */
+public final class Biophagus extends CardImpl {
+
+    public Biophagus(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{G}");
+        this.subtype.add(SubType.HUMAN, SubType.TYRANID, SubType.WIZARD);
+        this.power = new MageInt(1);
+        this.toughness = new MageInt(3);
+
+        // Genomic Enhancement — {T}: Add one mana of any color. If this mana is spent to cast a creature spell,
+        // that creature enters the battlefield with an additional +1/+1 counter on it.
+        Ability ability = new AnyColorManaAbility(new TapSourceCost(), true).withFlavorWord("Genomic Enhancement");
+        ability.getEffects().get(0).setText("Add one mana of any color. If this mana is spent to cast a creature spell, " +
+                "that creature enters the battlefield with an additional +1/+1 counter on it.");
+        this.addAbility(ability, new BiophagusWatcher(ability));
+    }
+
+    private Biophagus(final Biophagus card) {
+        super(card);
+    }
+
+    @Override
+    public Biophagus copy() {
+        return new Biophagus(this);
+    }
+}
+
+class BiophagusWatcher extends Watcher {
+
+    private final Ability source;
+
+    BiophagusWatcher(Ability source) {
+        super(WatcherScope.CARD);
+        this.source = source;
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() == GameEvent.EventType.MANA_PAID) {
+            MageObject target = game.getObject(event.getTargetId());
+            if (event.getSourceId() != null
+                    && event.getSourceId().equals(this.getSourceId())
+                    && target != null && target.isCreature(game)
+                    && event.getFlag()) {
+                if (target instanceof Spell) {
+                    game.getState().addEffect(new BiophagusEntersBattlefieldEffect(
+                            new MageObjectReference(((Spell) target).getSourceId(), target.getZoneChangeCounter(game), game)), source);
+                }
+            }
+        }
+    }
+}
+
+class BiophagusEntersBattlefieldEffect extends ReplacementEffectImpl {
+
+    private final MageObjectReference mor;
+
+    public BiophagusEntersBattlefieldEffect(MageObjectReference mor) {
+        super(Duration.EndOfTurn, Outcome.BoostCreature);
+        this.staticText = "If that mana is spent on a multicolored creature spell, that creature enters the battlefield with an additional +1/+1 counter on it";
+        this.mor = mor;
+    }
+
+    public BiophagusEntersBattlefieldEffect(BiophagusEntersBattlefieldEffect effect) {
+        super(effect);
+        this.mor = effect.mor;
+    }
+
+    @Override
+    public boolean checksEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.ENTERS_THE_BATTLEFIELD;
+    }
+
+    @Override
+    public boolean applies(GameEvent event, Ability source, Game game) {
+        Permanent permanent = ((EntersTheBattlefieldEvent) event).getTarget();
+        return permanent != null && mor.refersTo(permanent, game);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return false;
+    }
+
+    @Override
+    public boolean replaceEvent(GameEvent event, Ability source, Game game) {
+        Permanent target = ((EntersTheBattlefieldEvent) event).getTarget();
+        if (target != null) {
+            target.addCounters(CounterType.P1P1.createInstance(), source.getControllerId(), source, game, event.getAppliedEffects());
+        }
+        return false;
+    }
+
+    @Override
+    public BiophagusEntersBattlefieldEffect copy() {
+        return new BiophagusEntersBattlefieldEffect(this);
+    }
+}

Mage.Sets/src/mage/sets/Warhammer40000.java

@@ -43,6 +43,7 @@ public final class Warhammer40000 extends ExpansionSet {
         cards.add(new SetCardInfo("Be'lakor, the Dark Master", 6, Rarity.MYTHIC, mage.cards.b.BelakorTheDarkMaster.class));
         cards.add(new SetCardInfo("Beacon of Unrest", 194, Rarity.RARE, mage.cards.b.BeaconOfUnrest.class));
         cards.add(new SetCardInfo("Bile Blight", 195, Rarity.UNCOMMON, mage.cards.b.BileBlight.class));
+        cards.add(new SetCardInfo("Biophagus", 87, Rarity.RARE, mage.cards.b.Biophagus.class));
         cards.add(new SetCardInfo("Biotransference", 30, Rarity.RARE, mage.cards.b.Biotransference.class));
         cards.add(new SetCardInfo("Birth of the Imperium", 107, Rarity.RARE, mage.cards.b.BirthOfTheImperium.class));
         cards.add(new SetCardInfo("Bituminous Blast", 221, Rarity.UNCOMMON, mage.cards.b.BituminousBlast.class));