M:tG card similarity search
1U · Instant — Arcane
You may tap or untap target permanent. Splice onto Arcane {U} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Encroaching Mycosynth | 3U | Artifact | Nonland permanents you control are artifacts in addition to their other types. The same is true for permanent spells you control and nonland permanent cards you own that aren't on the battlefield. |
| Joven's Ferrets | G | Creature — Ferret | Whenever Joven's Ferrets attacks, it gets +0/+2 until end of turn. At end of combat, tap all creatures that blocked Joven's Ferrets this turn. They don't untap during their controller's next untap step. 1/1 |
| Misstep | 1U | Sorcery | Creatures target player controls don't untap during that player's next untap step. |
| Echoing Truth | 1U | Instant | Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands. |
| 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. |
| Disciple of Caelus Nin | 4W | Creature — Human Wizard | When Disciple of Caelus Nin enters the battlefield, starting with you, each player chooses up to five permanents they control. All permanents other than Disciple of Caelus Nin that weren't chosen this way phase out. Permanents can't phase in. 3/4 |
| Surgespanner | 2UU | Creature — Merfolk Wizard | Whenever Surgespanner becomes tapped, you may pay {1}{U}. If you do, return target permanent to its owner's hand. 2/2 |
| 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 |
| Sterling Keykeeper | 1W | Creature — Human Mercenary | {2}, {T}: Tap target non-Mount creature. 2/2 |
| Tangle Kelp | U | Enchantment — Aura | Enchant creature When Tangle Kelp enters the battlefield, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step if it attacked during its controller's last turn. |