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 |
|---|---|---|---|
| Vigilant Martyr | W | Creature — Human Cleric | Sacrifice Vigilant Martyr: Regenerate target creature. {W}{W}, {T}, Sacrifice Vigilant Martyr: Counter target spell that targets an enchantment. 1/1 |
| Artifact Blast | R | Instant | Counter target artifact spell. |
| Kalemne, Disciple of Iroas | 2RW | Legendary Creature — Giant Soldier | Double strike, vigilance Whenever you cast a creature spell with mana value 5 or greater, you get an experience counter. Kalemne, Disciple of Iroas gets +1/+1 for each experience counter you have. 3/3 |
| Mystic Snake | 1GUU | Creature — Snake | Flash When Mystic Snake enters the battlefield, counter target spell. 2/2 |
| Soundwave, Superior Captain | Legendary Artifact | Whenever you cast a spell with an odd mana value, convert Soundwave. If you do, create Ravage, a legendary 3/3 black Robot artifact creature token with menace and deathtouch. Whenever you cast a spell with an even mana value, convert Soundwave. If you do, create Laserbeak, a legendary 2/2 blue Robot artifact creature token with flying and hexproof. | |
| The Seventh Doctor | 3WU | Legendary Creature — Time Lord Doctor | Whenever The Seventh Doctor attacks, choose a card in your hand. Defending player guesses whether that card's mana value is greater than the number of artifacts you control. If they guessed wrong, you may cast it without paying its mana cost. If you don't cast a spell this way, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") 3/6 |
| Diligent Excavator | 1U | Creature — Human Artificer | Whenever you cast a historic spell, target player mills two cards. (Artifacts, legendaries, and Sagas are historic.) 1/3 |
| Shared Discovery | U | Sorcery | As an additional cost to cast this spell, tap four untapped creatures you control. Draw three cards. |
| Serum Sovereign | 4U | Creature — Phyrexian Sphinx | Flying Whenever you cast a noncreature spell, put an oil counter on Serum Sovereign. {U}, Remove an oil counter from Serum Sovereign: Draw a card, then scry 2. 4/4 |
| Cho-Arrim Legate | 2W | Creature — Human Soldier | If an opponent controls a Swamp and you control a Plains, you may cast this spell without paying its mana cost. Protection from black 1/2 |