M:tG card similarity search
3UU · Enchantment
Whenever a player casts a spell, any other player may pay that spell's mana cost. If a player does, counter the spell. (Mana cost includes color.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Mnemonic Betrayal | 1UB | Sorcery | Exile all opponents' graveyards. You may cast spells from among those cards this turn, and mana of any type can be spent to cast them. At the beginning of the next end step, if any of those cards remain exiled, return them to their owners' graveyards. Exile Mnemonic Betrayal. |
| Sky Theater Strix | 1U | Creature — Bird | Flying Whenever you cast a noncreature spell, Sky Theater Strix gets +1/+0 until end of turn. 1/2 |
| Disruption Aura | 2U | Enchantment — Aura | Enchant artifact Enchanted artifact has "At the beginning of your upkeep, sacrifice this artifact unless you pay its mana cost." |
| Urza's Filter | 4 | Artifact | Multicolored spells cost up to {2} less to cast. |
| Ashiok, Dream Render | 1U/BU/B | Legendary Planeswalker — Ashiok | Spells and abilities your opponents control can't cause their controller to search their library. [−1]: Target player mills four cards. Then exile each opponent's graveyard. Loyalty 5 |
| Mages' Contest | 1RR | Instant | You and target spell's controller bid life. You start the bidding with a bid of 1. In turn order, each player may top the high bid. The bidding ends if the high bid stands. The high bidder loses life equal to the high bid. If you win the bidding, counter that spell. |
| Sauron, Lord of the Rings | 5UBR | Legendary Creature — Avatar Horror | When you cast this spell, amass Orcs 5, mill five cards, then return a creature card from your graveyard to the battlefield. Trample Whenever a commander an opponent controls dies, the Ring tempts you. 9/9 |
| Drainpipe Vermin | B | Creature — Rat | When Drainpipe Vermin dies, you may pay {B}. If you do, target player discards a card. 1/1 |
| Emergency Powers | 5WU | Instant | Each player shuffles their hand and graveyard into their library, then draws seven cards. Exile Emergency Powers. Addendum — If you cast this spell during your main phase, you may put a permanent card with mana value 7 or less from your hand onto the battlefield. |
| Arcane Proxy | 7 | Artifact Creature — Wizard | Prototype {1}{U}{U} — 2/1 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) When Arcane Proxy enters the battlefield, if you cast it, exile target instant or sorcery card with mana value less than or equal to Arcane Proxy's power from your graveyard. Copy that card. You may cast the copy without paying its mana cost. 4/3 |