M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Seedborn Muse | 3GG | Creature — Spirit | Untap all permanents you control during each other player's untap step. 2/4 |
| Skulking Knight | 2B | Creature — Zombie Knight | Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) When Skulking Knight becomes the target of a spell or ability, sacrifice it. 3/3 |
| Instill Infection | 3B | Instant | Put a -1/-1 counter on target creature. Draw a card. |
| Kill Switch | 3 | Artifact | {2}, {T}: Tap all other artifacts. They don't untap during their controllers' untap steps for as long as Kill Switch remains tapped. |
| Breaching Leviathan | 7UU | Creature — Leviathan | When Breaching Leviathan enters the battlefield, if you cast it from your hand, tap all nonblue creatures. Those creatures don't untap during their controllers' next untap steps. 9/9 |
| Code of Constraint | 2U | Instant | Target creature gets -4/-0 until end of turn. Draw a card. Addendum — If you cast this spell during your main phase, tap that creature and it doesn't untap during its controller's next untap step. |
| Phantom Beast | 3U | Creature — Illusion Beast | When Phantom Beast becomes the target of a spell or ability, sacrifice it. 4/5 |
| Chakram Retriever | 4U | Creature — Elemental Dog | Partner with Chakram Slinger (When this creature enters the battlefield, target player may put Chakram Slinger into their hand from their library, then shuffle.) Whenever you cast a spell during your turn, untap target creature. 2/4 |
| Bonecrusher Giant | 2R | Creature — Giant | Whenever Bonecrusher Giant becomes the target of a spell, Bonecrusher Giant deals 2 damage to that spell's controller. 4/3 |
| Frostwalk Bastion | Snow Land | {T}: Add {C}. {1}{S}: Until end of turn, Frostwalk Bastion becomes a 2/3 Construct artifact creature. It's still a land. ({S} can be paid with one mana from a snow source.) Whenever Frostwalk Bastion deals combat damage to a creature, tap that creature and it doesn't untap during its controller's next untap step. |