M:tG card similarity search
2UU · Enchantment
Whenever a player casts a spell without asking your permission while casting it, counter that spell. When a player asks you permission to cast a spell and you refuse, counter that spell and sacrifice Common Courtesy.
| Name | Mana | Type | Text |
|---|---|---|---|
| Skulking Fugitive | 2B | Creature — Horror Mercenary | When Skulking Fugitive becomes the target of a spell or ability, sacrifice it. 3/4 |
| Grave Choice | 2B | Instant | Target opponent sacrifices a nontoken creature. If that creature had mana value 2 or less, conjure a duplicate of it into your hand. That duplicate perpetually gains "You may spend mana as though it were mana of any color to cast this spell." |
| Kentaro, the Smiling Cat | 1W | Legendary Creature — Human Samurai | Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.) You may pay {X} rather than pay the mana cost for Samurai spells you cast, where X is that spell's mana value. 2/1 |
| Frost Walker | 1U | Creature — Elemental | When Frost Walker becomes the target of a spell or ability, sacrifice it. 4/1 |
| Fume Spitter | B | Creature — Phyrexian Horror | Sacrifice Fume Spitter: Put a -1/-1 counter on target creature. 1/1 |
| Dream-Thief's Bandana | 2 | Artifact — Equipment | Whenever equipped creature deals combat damage to a player, look at the top card of their library, then exile it face down. For as long as it remains exiled, you may play it, and mana of any type can be spent to cast that spell. Equip {1} |
| Rin and Seri, Inseparable | 1RGW | Legendary Creature — Dog Cat | Whenever you cast a Dog spell, create a 1/1 green Cat creature token. Whenever you cast a Cat spell, create a 1/1 white Dog creature token. {R}{G}{W}, {T}: Rin and Seri, Inseparable deals damage to any target equal to the number of Dogs you control. You gain life equal to the number of Cats you control. 4/4 |
| Prismatic Ending | XW | Sorcery | Converge — Exile target nonland permanent if its mana value is less than or equal to the number of colors of mana spent to cast this spell. |
| Careful Consideration | 2UU | Instant | Target player draws four cards, then discards three cards. If you cast this spell during your main phase, instead that player draws four cards, then discards two cards. |
| Champion's Victory | U | Instant | Cast this spell only during the declare attackers step and only if you've been attacked this step. Return target attacking creature to its owner's hand. |