Implemented Dredge the Mire

Mage.Sets/src/mage/cards/d/DredgeTheMire.java

@@ -0,0 +1,80 @@
+package mage.cards.d;
+
+import mage.abilities.Ability;
+import mage.abilities.effects.OneShotEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.cards.Cards;
+import mage.cards.CardsImpl;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.Zone;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.TargetCard;
+import mage.target.common.TargetCardInGraveyard;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class DredgeTheMire extends CardImpl {
+
+    public DredgeTheMire(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{3}{B}");
+
+        // Each opponent chooses a creature card in their graveyard. Put those cards onto the battlefield under your control.
+        this.getSpellAbility().addEffect(new DredgeTheMireEffect());
+    }
+
+    private DredgeTheMire(final DredgeTheMire card) {
+        super(card);
+    }
+
+    @Override
+    public DredgeTheMire copy() {
+        return new DredgeTheMire(this);
+    }
+}
+
+class DredgeTheMireEffect extends OneShotEffect {
+
+    DredgeTheMireEffect() {
+        super(Outcome.Benefit);
+        staticText = "Each opponent chooses a creature card in their graveyard. " +
+                "Put those cards onto the battlefield under your control.";
+    }
+
+    private DredgeTheMireEffect(final DredgeTheMireEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public DredgeTheMireEffect copy() {
+        return new DredgeTheMireEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller == null) {
+            return false;
+        }
+        Cards cards = new CardsImpl();
+        for (UUID opponentId : game.getOpponents(source.getControllerId())) {
+            Player player = game.getPlayer(opponentId);
+            if (player == null || player.getGraveyard().count(StaticFilters.FILTER_CARD_CREATURE, game) == 0) {
+                continue;
+            }
+            TargetCard target = new TargetCardInGraveyard(StaticFilters.FILTER_CARD_CREATURE_YOUR_GRAVEYARD);
+            target.setNotTarget(true);
+            if (!player.choose(outcome, player.getGraveyard(), target, game)) {
+                continue;
+            }
+            cards.add(target.getFirstTarget());
+        }
+        return controller.moveCards(cards, Zone.BATTLEFIELD, source, game);
+    }
+}

Mage.Sets/src/mage/sets/Commander2020Edition.java

@@ -71,6 +71,7 @@ public final class Commander2020Edition extends ExpansionSet {
         cards.add(new SetCardInfo("Deadly Tempest", 131, Rarity.RARE, mage.cards.d.DeadlyTempest.class));
         cards.add(new SetCardInfo("Deflecting Swat", 50, Rarity.RARE, mage.cards.d.DeflectingSwat.class));
         cards.add(new SetCardInfo("Dismantling Wave", 25, Rarity.RARE, mage.cards.d.DismantlingWave.class));
+        cards.add(new SetCardInfo("Dredge the Mire", 43, Rarity.RARE, mage.cards.d.DredgeTheMire.class));
         cards.add(new SetCardInfo("Eternal Dragon", 88, Rarity.RARE, mage.cards.e.EternalDragon.class));
         cards.add(new SetCardInfo("Fierce Guardianship", 35, Rarity.RARE, mage.cards.f.FierceGuardianship.class));
         cards.add(new SetCardInfo("Flawless Maneuver", 26, Rarity.RARE, mage.cards.f.FlawlessManeuver.class));