M:tG card similarity search
2 · Artifact
When Contagion Clasp enters the battlefield, put a -1/-1 counter on target creature. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Oran-Rief Ooze | 2G | Creature — Ooze | When Oran-Rief Ooze enters the battlefield, put a +1/+1 counter on target creature you control. Whenever Oran-Rief Ooze attacks, put a +1/+1 counter on each attacking creature with a +1/+1 counter on it. 2/2 |
| Spell Suck | 2UU | Instant | Counter target spell, then assemble a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.) |
| A-Oran-Rief Ooze | 2G | Creature — Ooze | When Oran-Rief Ooze enters the battlefield, put a +1/+1 counter on target creature you control. Whenever Oran-Rief Ooze attacks, put a +1/+1 counter on each creature you control with a +1/+1 counter on it. 2/2 |
| Spike Cannibal | 1BB | Creature — Spike | Spike Cannibal enters the battlefield with a +1/+1 counter on it. When Spike Cannibal enters the battlefield, move all +1/+1 counters from all creatures onto it. 0/0 |
| Undercover Operative | 2UU | Creature — Shapeshifter Rogue | You may have Undercover Operative enter the battlefield as a copy of any creature on the battlefield, except it enters with a shield counter on it if you control that creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) 0/0 |
| Cancel | 1UU | Instant | Counter target spell. |
| Counterspell | UU | Instant | Counter target spell. |
| Out of Bounds | 3U | Instant | Assist (Another player can pay up to {3} of this spell's cost.) Counter target spell. |
| Controvert | 2UU | Instant | Counter target spell. Recover {2}{U}{U} (When a creature is put into your graveyard from the battlefield, you may pay {2}{U}{U}. If you do, return this card from your graveyard to your hand. Otherwise, exile this card.) |
| Forceful Denial | 3UU | Instant | Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) Counter target spell. |