[ONE] Implement Green Sun's Twilight

Mage.Sets/src/mage/cards/g/GreenSunsTwilight.java

@@ -0,0 +1,129 @@
+package mage.cards.g;
+
+import mage.abilities.Ability;
+import mage.abilities.dynamicvalue.common.CardTypeAssignment;
+import mage.abilities.effects.OneShotEffect;
+import mage.cards.*;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.Zone;
+import mage.filter.FilterCard;
+import mage.filter.predicate.Predicates;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.TargetCard;
+import mage.target.common.TargetCardInLibrary;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class GreenSunsTwilight extends CardImpl {
+
+    public GreenSunsTwilight(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{X}{G}");
+
+        // Reveal the top X plus one cards of your library. Choose a creature card and/or a land card from among them. Put those cards into your hand and the rest on the bottom of your library in a random order. If X is 5 or more, instead put the chosen cards onto the battlefield or into your hand and the rest on the bottom of your library in a random order.
+        this.getSpellAbility().addEffect(new GreenSunsTwilightEffect());
+    }
+
+    private GreenSunsTwilight(final GreenSunsTwilight card) {
+        super(card);
+    }
+
+    @Override
+    public GreenSunsTwilight copy() {
+        return new GreenSunsTwilight(this);
+    }
+}
+
+class GreenSunsTwilightEffect extends OneShotEffect {
+
+    GreenSunsTwilightEffect() {
+        super(Outcome.Benefit);
+        staticText = "reveal the top X plus one cards of your library. Choose a creature card and/or a land card " +
+                "from among them. Put those cards into your hand and the rest on the bottom of your library " +
+                "in a random order. If X is 5 or more, instead put the chosen cards onto the battlefield " +
+                "or into your hand and the rest on the bottom of your library in a random order";
+    }
+
+    private GreenSunsTwilightEffect(final GreenSunsTwilightEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public GreenSunsTwilightEffect copy() {
+        return new GreenSunsTwilightEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        if (player == null) {
+            return false;
+        }
+        int xValue = source.getManaCostsToPay().getX();
+        Cards cards = new CardsImpl(player.getLibrary().getTopCards(game, xValue + 1));
+        player.revealCards(source, cards, game);
+        TargetCard target = new GreenSunsTwilightTarget();
+        player.choose(outcome, cards, target, source, game);
+        Cards toMove = new CardsImpl(target.getTargets());
+        if (!toMove.isEmpty()) {
+            Zone zone = xValue >= 5 && player.chooseUse(
+                    Outcome.PutCardInPlay, "Put the chosen cards onto the battlefield or into your hand?",
+                    null, "Battlefield", "Hand", source, game
+            ) ? Zone.BATTLEFIELD : Zone.HAND;
+            player.moveCards(toMove, zone, source, game);
+        }
+        cards.retainZone(Zone.LIBRARY, game);
+        player.putCardsOnBottomOfLibrary(cards, game, source, false);
+        return true;
+    }
+}
+
+class GreenSunsTwilightTarget extends TargetCardInLibrary {
+
+    private static final FilterCard filter
+            = new FilterCard("a creature card and/or a land card");
+
+    static {
+        filter.add(Predicates.or(
+                CardType.CREATURE.getPredicate(),
+                CardType.LAND.getPredicate()
+        ));
+    }
+
+    private static final CardTypeAssignment cardTypeAssigner
+            = new CardTypeAssignment(CardType.CREATURE, CardType.LAND);
+
+    GreenSunsTwilightTarget() {
+        super(0, 2, filter);
+    }
+
+    private GreenSunsTwilightTarget(final GreenSunsTwilightTarget target) {
+        super(target);
+    }
+
+    @Override
+    public GreenSunsTwilightTarget copy() {
+        return new GreenSunsTwilightTarget(this);
+    }
+
+    @Override
+    public boolean canTarget(UUID playerId, UUID id, Ability source, Game game) {
+        if (!super.canTarget(playerId, id, source, game)) {
+            return false;
+        }
+        Card card = game.getCard(id);
+        if (card == null) {
+            return false;
+        }
+        if (this.getTargets().isEmpty()) {
+            return true;
+        }
+        Cards cards = new CardsImpl(this.getTargets());
+        cards.add(card);
+        return cardTypeAssigner.getRoleCount(cards, game) >= cards.size();
+    }
+}

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

@@ -114,6 +114,7 @@ public final class PhyrexiaAllWillBeOne extends ExpansionSet {
         cards.add(new SetCardInfo("Goldwarden's Helm", 13, Rarity.COMMON, mage.cards.g.GoldwardensHelm.class));
         cards.add(new SetCardInfo("Goliath Hatchery", 408, Rarity.RARE, mage.cards.g.GoliathHatchery.class));
         cards.add(new SetCardInfo("Graaz, Unstoppable Juggernaut", 229, Rarity.RARE, mage.cards.g.GraazUnstoppableJuggernaut.class));
+        cards.add(new SetCardInfo("Green Sun's Twilight", 169, Rarity.RARE, mage.cards.g.GreenSunsTwilight.class));
         cards.add(new SetCardInfo("Gulping Scraptrap", 96, Rarity.COMMON, mage.cards.g.GulpingScraptrap.class));
         cards.add(new SetCardInfo("Hazardous Blast", 135, Rarity.COMMON, mage.cards.h.HazardousBlast.class));
         cards.add(new SetCardInfo("Hexgold Halberd", 136, Rarity.UNCOMMON, mage.cards.h.HexgoldHalberd.class));