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 |
|---|---|---|---|
| Leonin Iconoclast | 3W | Creature — Cat Monk | Heroic — Whenever you cast a spell that targets Leonin Iconoclast, destroy target enchantment creature an opponent controls. 3/2 |
| Gravelgill Duo | 2U/B | Creature — Merfolk Rogue Warrior | Whenever you cast a blue spell, Gravelgill Duo gets +1/+1 until end of turn. Whenever you cast a black spell, Gravelgill Duo gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.) 2/1 |
| Yeva, Nature's Herald | 2GG | Legendary Creature — Elf Shaman | Flash (You may cast this spell any time you could cast an instant.) You may cast green creature spells as though they had flash. 4/4 |
| Artificer's Assistant | U | Creature — Bird | Flying Whenever you cast a historic spell, scry 1. (Artifacts, legendaries, and Sagas are historic. To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.) 1/1 |
| Metamorphosis | G | Sorcery | As an additional cost to cast this spell, sacrifice a creature. Add X mana of any one color, where X is 1 plus the sacrificed creature's mana value. Spend this mana only to cast creature spells. |
| Soldier of the Pantheon | W | Creature — Human Soldier | Protection from multicolored Whenever an opponent casts a multicolored spell, you gain 1 life. 2/1 |
| Meeting of the Five | 3WUBRG | Sorcery | Exile the top ten cards of your library. You may cast spells with exactly three colors from among them this turn. Add {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}. Spend this mana only to cast spells with exactly three colors. |
| Silburlind Snapper | 5U | Creature — Turtle | Silburlind Snapper can't attack unless you've cast a noncreature spell this turn. 6/6 |
| Tasha, the Witch Queen | 3UB | Legendary Planeswalker — Tasha | Whenever you cast a spell you don't own, create a 3/3 black Demon creature token. [+1]: Draw a card. For each opponent, exile up to one target instant or sorcery card from that player's graveyard and put a page counter on it. [−3]: You may cast a spell from among cards in exile with page counters on them without paying its mana cost. Tasha, the Witch Queen can be your commander. Loyalty 4 |
| Golem's Heart | 2 | Artifact | Whenever a player casts an artifact spell, you may gain 1 life. |