diff --git a/Mage.Sets/src/mage/cards/t/ToxrillTheCorrosive.java b/Mage.Sets/src/mage/cards/t/ToxrillTheCorrosive.java
new file mode 100644
index 00000000000..18b469e1022
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/t/ToxrillTheCorrosive.java
@@ -0,0 +1,113 @@
+package mage.cards.t;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.BeginningOfEndStepTriggeredAbility;
+import mage.abilities.common.DiesCreatureTriggeredAbility;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.costs.common.SacrificeTargetCost;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.ContinuousEffectImpl;
+import mage.abilities.effects.common.CreateTokenEffect;
+import mage.abilities.effects.common.DrawCardSourceControllerEffect;
+import mage.abilities.effects.common.counter.AddCountersAllEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.counters.CounterType;
+import mage.filter.FilterPermanent;
+import mage.filter.StaticFilters;
+import mage.filter.common.FilterControlledPermanent;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.game.permanent.token.SlugToken;
+import mage.target.common.TargetControlledPermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class ToxrillTheCorrosive extends CardImpl {
+
+    private static final FilterPermanent filter
+            = new FilterCreaturePermanent("a creature you don't control with a slime counter on it");
+    private static final FilterControlledPermanent filter2
+            = new FilterControlledPermanent(SubType.SLUG, "a Slug");
+
+    static {
+        filter.add(TargetController.NOT_YOU.getControllerPredicate());
+        filter.add(CounterType.SLIME.getPredicate());
+    }
+
+    public ToxrillTheCorrosive(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{5}{B}{B}");
+
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.SLUG);
+        this.subtype.add(SubType.HORROR);
+        this.power = new MageInt(7);
+        this.toughness = new MageInt(7);
+
+        // At the beginning of each end step, put a slime counter on each creature you don't control.
+        this.addAbility(new BeginningOfEndStepTriggeredAbility(new AddCountersAllEffect(
+                CounterType.SLIME.createInstance(), StaticFilters.FILTER_CREATURE_YOU_DONT_CONTROL
+        ), TargetController.ANY, false));
+
+        // Creatures you don't control get -1/-1 for each slime counter on them.
+        this.addAbility(new SimpleStaticAbility(new ToxrillTheCorrosiveEffect()));
+
+        // Whenever a creature you don't control with a slime counter on it dies, create a 1/1 black Slug creature token.
+        this.addAbility(new DiesCreatureTriggeredAbility(
+                new CreateTokenEffect(new SlugToken()), false, filter
+        ));
+
+        // {U}{B}, Sacrifice a Slug: Draw a card.
+        Ability ability = new SimpleActivatedAbility(
+                new DrawCardSourceControllerEffect(1), new ManaCostsImpl<>("{U}{B}")
+        );
+        ability.addCost(new SacrificeTargetCost(new TargetControlledPermanent(filter2)));
+        this.addAbility(ability);
+    }
+
+    private ToxrillTheCorrosive(final ToxrillTheCorrosive card) {
+        super(card);
+    }
+
+    @Override
+    public ToxrillTheCorrosive copy() {
+        return new ToxrillTheCorrosive(this);
+    }
+}
+
+class ToxrillTheCorrosiveEffect extends ContinuousEffectImpl {
+
+    ToxrillTheCorrosiveEffect() {
+        super(Duration.WhileOnBattlefield, Layer.PTChangingEffects_7, SubLayer.ModifyPT_7c, Outcome.UnboostCreature);
+        staticText = "creatures you don't control get -1/-1 for each slime counter on them";
+    }
+
+    private ToxrillTheCorrosiveEffect(final ToxrillTheCorrosiveEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public ToxrillTheCorrosiveEffect copy() {
+        return new ToxrillTheCorrosiveEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        for (Permanent permanent : game.getBattlefield().getActivePermanents(
+                StaticFilters.FILTER_CREATURE_YOU_DONT_CONTROL,
+                source.getControllerId(), source.getSourceId(), game
+        )) {
+            int counter = permanent.getCounters(game).getCount(CounterType.SLIME);
+            permanent.getPower().boostValue(-counter);
+            permanent.getToughness().boostValue(-counter);
+        }
+        return true;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/InnistradCrimsonVow.java b/Mage.Sets/src/mage/sets/InnistradCrimsonVow.java
index d4efb17ddba..ed4d661a4a5 100644
--- a/Mage.Sets/src/mage/sets/InnistradCrimsonVow.java
+++ b/Mage.Sets/src/mage/sets/InnistradCrimsonVow.java
@@ -283,6 +283,7 @@ public final class InnistradCrimsonVow extends ExpansionSet {
         cards.add(new SetCardInfo("Thirst for Discovery", 85, Rarity.UNCOMMON, mage.cards.t.ThirstForDiscovery.class));
         cards.add(new SetCardInfo("Torens, Fist of the Angels", 249, Rarity.RARE, mage.cards.t.TorensFistOfTheAngels.class));
         cards.add(new SetCardInfo("Toxic Scorpion", 224, Rarity.COMMON, mage.cards.t.ToxicScorpion.class));
+        cards.add(new SetCardInfo("Toxrill, the Corrosive", 132, Rarity.MYTHIC, mage.cards.t.ToxrillTheCorrosive.class));
         cards.add(new SetCardInfo("Traveling Minister", 39, Rarity.COMMON, mage.cards.t.TravelingMinister.class));
         cards.add(new SetCardInfo("Twinblade Geist", 40, Rarity.UNCOMMON, mage.cards.t.TwinbladeGeist.class));
         cards.add(new SetCardInfo("Twinblade Invocation", 40, Rarity.UNCOMMON, mage.cards.t.TwinbladeInvocation.class));
diff --git a/Mage/src/main/java/mage/game/permanent/token/SlugToken.java b/Mage/src/main/java/mage/game/permanent/token/SlugToken.java
new file mode 100644
index 00000000000..4e16874f015
--- /dev/null
+++ b/Mage/src/main/java/mage/game/permanent/token/SlugToken.java
@@ -0,0 +1,28 @@
+package mage.game.permanent.token;
+
+import mage.MageInt;
+import mage.constants.CardType;
+import mage.constants.SubType;
+
+/**
+ * @author TheElk801
+ */
+public final class SlugToken extends TokenImpl {
+
+    public SlugToken() {
+        super("Slug", "1/1 black Slug creature token");
+        cardType.add(CardType.CREATURE);
+        color.setBlack(true);
+        subtype.add(SubType.SLUG);
+        power = new MageInt(1);
+        toughness = new MageInt(1);
+    }
+
+    public SlugToken(final SlugToken token) {
+        super(token);
+    }
+
+    public SlugToken copy() {
+        return new SlugToken(this);
+    }
+}