M:tG card similarity search
5UU · Creature — Leviathan
Mutate {5}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, tap up to X target creatures, where X is the number of times this creature has mutated. Those creatures don't untap during their controller's next untap step. 7/7
| Name | Mana | Type | Text |
|---|---|---|---|
| Dormant Gomazoa | 1UU | Creature — Jellyfish | Flying Dormant Gomazoa enters the battlefield tapped. Dormant Gomazoa doesn't untap during your untap step. Whenever you become the target of a spell, you may untap Dormant Gomazoa. 5/5 |
| Ivorytusk Fortress | 2WBG | Creature — Elephant | Untap each creature you control with a +1/+1 counter on it during each other player's untap step. 5/7 |
| 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. |
| Deep-Slumber Titan | 2RR | Creature — Giant Warrior | Deep-Slumber Titan enters the battlefield tapped. Deep-Slumber Titan doesn't untap during your untap step. Whenever Deep-Slumber Titan is dealt damage, untap it. 7/7 |
| Tidebinder Mage | UU | Creature — Merfolk Wizard | When Tidebinder Mage enters the battlefield, tap target red or green creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Tidebinder Mage. 2/2 |
| Edge of Malacol | Plane — Belenon | If a creature you control would untap during your untap step, put two +1/+1 counters on it instead. Whenever chaos ensues, untap each creature you control. | |
| Static Orb | 3 | Artifact | As long as Static Orb is untapped, players can't untap more than two permanents during their untap steps. |
| Nettle Sentinel | G | Creature — Elf Warrior | Nettle Sentinel doesn't untap during your untap step. Whenever you cast a green spell, you may untap Nettle Sentinel. 2/2 |
| Neck Tangle | Sorcery | If there are five or more Heads on the battlefield, tap two of them and they don't untap during the Hydra's next untap step. Otherwise, reveal the top card of the Hydra's library and the Hydra casts that card. | |
| Winterthorn Blessing | GU | Sorcery | Put a +1/+1 counter on up to one target creature you control. Tap up to one target creature you don't control, and that creature doesn't untap during its controller's next untap step. Flashback {1}{G}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |