M:tG card similarity search
3UU · Enchantment
Rather than pay the mana cost for a spell, its controller may discard a card that shares a color with that spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| Electric Revelation | 2R | Instant | As an additional cost to cast this spell, discard a card. Draw two cards. Flashback {3}{R} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.) |
| Thrull Wizard | 2B | Creature — Thrull Wizard | {1}{B}: Counter target black spell unless that spell's controller pays {B} or {3}. 1/1 |
| Phyrexian Espionage | 2U | Sorcery | Kicker {1}{B} (You may pay an additional {1}{B} as you cast this spell.) Draw two cards. If this spell was kicked, each opponent discards a card. |
| Isochron Scepter | 2 | Artifact | Imprint — When Isochron Scepter enters the battlefield, you may exile an instant card with mana value 2 or less from your hand. {2}, {T}: You may copy the exiled card. If you do, you may cast the copy without paying its mana cost. |
| Defense Grid | 2 | Artifact | Each spell costs {3} more to cast except during its controller's turn. |
| Calculated Dismissal | 2U | Instant | Counter target spell unless its controller pays {3}. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, scry 2. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) |
| Pyromancy | 2RR | Enchantment | {3}, Discard a card at random: Pyromancy deals damage to any target equal to the mana value of the discarded card. |
| Tariff | 1W | Sorcery | Each player sacrifices the creature they control with the highest mana value unless they pay that creature's mana cost. If two or more creatures a player controls are tied for highest, that player chooses one. |
| 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. |
| Concerted Defense | U | Instant | Counter target noncreature spell unless its controller pays {1} plus an additional {1} for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.) |