diff --git a/Mage.Sets/src/mage/cards/t/ThaumatonTorpedo.java b/Mage.Sets/src/mage/cards/t/ThaumatonTorpedo.java
new file mode 100644
index 00000000000..dd3189512d8
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/t/ThaumatonTorpedo.java
@@ -0,0 +1,121 @@
+package mage.cards.t;
+
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.costs.CostAdjuster;
+import mage.abilities.costs.common.SacrificeSourceCost;
+import mage.abilities.costs.common.TapSourceCost;
+import mage.abilities.costs.mana.GenericManaCost;
+import mage.abilities.effects.common.DestroyTargetEffect;
+import mage.abilities.effects.common.InfoEffect;
+import mage.abilities.hint.ConditionHint;
+import mage.abilities.hint.Hint;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.constants.WatcherScope;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.target.common.TargetNonlandPermanent;
+import mage.util.CardUtil;
+import mage.watchers.Watcher;
+
+import java.util.HashSet;
+import java.util.Set;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class ThaumatonTorpedo extends CardImpl {
+
+    public ThaumatonTorpedo(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ARTIFACT}, "{1}");
+
+        // {6}, {T}, Sacrifice this artifact: Destroy target nonland permanent. This ability costs {3} less to activate if you attacked with a Spacecraft this turn.
+        Ability ability = new SimpleActivatedAbility(new DestroyTargetEffect(), new GenericManaCost(6));
+        ability.addCost(new TapSourceCost());
+        ability.addCost(new SacrificeSourceCost());
+        ability.addEffect(new InfoEffect("This ability costs {3} less to activate if you attacked with a Spacecraft this turn"));
+        ability.addTarget(new TargetNonlandPermanent());
+        this.addAbility(ability
+                .setCostAdjuster(ThaumatonTorpedoAdjuster.instance)
+                .addHint(ThaumatonTorpedoCondition.getHint()), new ThaumatonTorpedoWatcher());
+    }
+
+    private ThaumatonTorpedo(final ThaumatonTorpedo card) {
+        super(card);
+    }
+
+    @Override
+    public ThaumatonTorpedo copy() {
+        return new ThaumatonTorpedo(this);
+    }
+}
+
+enum ThaumatonTorpedoCondition implements Condition {
+    instance;
+    private static final Hint hint = new ConditionHint(instance);
+
+    public static Hint getHint() {
+        return hint;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return ThaumatonTorpedoWatcher.checkPlayer(game, source);
+    }
+
+    @Override
+    public String toString() {
+        return "you attacked with a Spacecraft this turn";
+    }
+}
+
+enum ThaumatonTorpedoAdjuster implements CostAdjuster {
+    instance;
+
+    @Override
+    public void reduceCost(Ability ability, Game game) {
+        if (ThaumatonTorpedoCondition.instance.apply(game, ability)) {
+            CardUtil.reduceCost(ability, 3);
+        }
+    }
+}
+
+class ThaumatonTorpedoWatcher extends Watcher {
+
+    private final Set<UUID> set = new HashSet<>();
+
+    ThaumatonTorpedoWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() != GameEvent.EventType.ATTACKER_DECLARED) {
+            return;
+        }
+        Permanent permanent = game.getPermanent(event.getSourceId());
+        if (permanent != null && permanent.hasSubtype(SubType.SPACECRAFT, game)) {
+            set.add(permanent.getControllerId());
+        }
+    }
+
+    @Override
+    public void reset() {
+        super.reset();
+        set.clear();
+    }
+
+    static boolean checkPlayer(Game game, Ability source) {
+        return game
+                .getState()
+                .getWatcher(ThaumatonTorpedoWatcher.class)
+                .set
+                .contains(source.getControllerId());
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/EdgeOfEternities.java b/Mage.Sets/src/mage/sets/EdgeOfEternities.java
index 5076cb68b5a..37372da5bf6 100644
--- a/Mage.Sets/src/mage/sets/EdgeOfEternities.java
+++ b/Mage.Sets/src/mage/sets/EdgeOfEternities.java
@@ -361,6 +361,7 @@ public final class EdgeOfEternities extends ExpansionSet {
         cards.add(new SetCardInfo("Territorial Bruntar", 165, Rarity.UNCOMMON, mage.cards.t.TerritorialBruntar.class));
         cards.add(new SetCardInfo("Tezzeret, Cruel Captain", 2, Rarity.MYTHIC, mage.cards.t.TezzeretCruelCaptain.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Tezzeret, Cruel Captain", 287, Rarity.MYTHIC, mage.cards.t.TezzeretCruelCaptain.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Thaumaton Torpedo", 246, Rarity.COMMON, mage.cards.t.ThaumatonTorpedo.class));
         cards.add(new SetCardInfo("Thawbringer", 211, Rarity.COMMON, mage.cards.t.Thawbringer.class));
         cards.add(new SetCardInfo("The Dominion Bracelet", 239, Rarity.MYTHIC, mage.cards.t.TheDominionBracelet.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("The Dominion Bracelet", 352, Rarity.MYTHIC, mage.cards.t.TheDominionBracelet.class, NON_FULL_USE_VARIOUS));