M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Send to Sleep | 1U | Instant | Tap up to two target creatures. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, those creatures don't untap during their controllers' next untap steps. |
| Snow Day | 4UU | Instant | Tap up to two target creatures. Those creatures don't untap during their controller's next untap step. Draw two cards, then discard a card. |
| Vodalian War Machine | 1UU | Creature — Wall | Defender (This creature can't attack.) Tap an untapped Merfolk you control: Vodalian War Machine can attack this turn as though it didn't have defender. Tap an untapped Merfolk you control: Vodalian War Machine gets +2/+1 until end of turn. When Vodalian War Machine dies, destroy all Merfolk tapped this turn to pay for its abilities. 0/4 |
| 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. |
| Aphetto Grifter | 2U | Creature — Human Wizard | Tap two untapped Wizards you control: Tap target permanent. 1/1 |
| Eager Beaver | 2G | Host Creature — Beaver | When this creature enters the battlefield, you may untap target permanent. 3/2 |
| Back to Basics | 2U | Enchantment | Nonbasic lands don't untap during their controllers' untap steps. |
| Malfunction | 3U | Enchantment — Aura | Enchant artifact or creature When Malfunction enters the battlefield, tap enchanted permanent. Enchanted permanent doesn't untap during its controller's untap step. |
| Archipelagore | 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 |
| Colossus of Sardia | 9 | Artifact Creature — Golem | Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Colossus of Sardia doesn't untap during your untap step. {9}: Untap Colossus of Sardia. Activate only during your upkeep. 9/9 |