M:tG card similarity search
· Plane — Mirrodin
Whenever a player casts an instant or sorcery spell with a single target, that player copies that spell for each other spell, permanent, card not on the battlefield, and/or player the spell could target. Each copy targets a different one of them. Whenever chaos ensues, choose target creature. Each player except that creature's controller creates a token that's a copy of that creature.
| Name | Mana | Type | Text |
|---|---|---|---|
| Callidus Assassin | 4UB | Creature — Human Shapeshifter Assassin | Flash Polymorphine — You may have Callidus Assassin enter the battlefield tapped as a copy of any creature on the battlefield, except it has "When this creature enters the battlefield, destroy up to one other target creature with the same name as this creature." 3/3 |
| The Animus | 2 | Legendary Artifact | At the beginning of your end step, exile up to one target legendary creature card from a graveyard with a memory counter on it. {T}: Until your next turn, target legendary creature you control becomes a copy of target creature card in exile with a memory counter on it. Activate only as a sorcery. |
| River Song's Diary | 3 | Artifact | Imprint — Whenever a player casts an instant or sorcery spell from their hand, exile it instead of putting it into a graveyard as it resolves. At the beginning of your upkeep, if there are four or more cards exiled with River Song's Diary, choose one of them at random. You may cast it without paying its mana cost. |
| Gallery of Legends | Artifact — Attraction | Visit — Exile cards from the top of your library until you exile a nonland card, then choose a legendary creature card name with the same mana value as that card. Create a token that's a copy of the card with the chosen name. That token gains haste. Exile it at the beginning of the next end step. | |
| Deflection | 3U | Instant | Change the target of target spell with a single target. |
| Shunt | 1RR | Instant | Change the target of target spell with a single target. |
| Swerve | UR | Instant | Change the target of target spell with a single target. |
| Oppression | 1BB | Enchantment | Whenever a player casts a spell, that player discards a card. |
| Cryptoplasm | 1UU | Creature — Shapeshifter | At the beginning of your upkeep, you may have Cryptoplasm become a copy of another target creature, except it has this ability. 2/2 |
| Quandrix Apprentice | GU | Creature — Human Wizard | Magecraft — Whenever you cast or copy an instant or sorcery spell, look at the top three cards of your library. You may reveal a land card from among them and put that card into your hand. Put the rest on the bottom of your library in any order. 2/2 |