M:tG card similarity search
R · Instant
As an additional cost to cast this spell, discard X cards. Firestorm deals X damage to each of X targets.
| Name | Mana | Type | Text |
|---|---|---|---|
| Food Chain | 2G | Enchantment | Exile a creature you control: Add X mana of any one color, where X is 1 plus the exiled creature's mana value. Spend this mana only to cast creature spells. |
| Heartlash Cinder | 1R | Creature — Elemental Warrior | Haste Chroma — When Heartlash Cinder enters the battlefield, it gets +X/+0 until end of turn, where X is the number of red mana symbols in the mana costs of permanents you control. 1/1 |
| Visions of Duplicity | 2U | Sorcery | Exchange control of two target creatures you don't control. Flashback {8}{U}{U}. This spell costs {X} less to cast this way, where X is the greatest mana value of a commander you own on the battlefield or in the command zone. (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Pact Weapon | 3B | Artifact — Equipment | As long as Pact Weapon is attached to a creature, you don't lose the game for having 0 or less life. Whenever equipped creature attacks, draw a card and reveal it. The creature gets +X/+X until end of turn and you lose X life, where X is that card's mana value. Equip—Discard a card. |
| Timberwatch Elf | 2G | Creature — Elf | {T}: Target creature gets +X/+X until end of turn, where X is the number of Elves on the battlefield. 1/2 |
| Study Hall | Land | {T}: Add {C}. {1}, {T}: Add one mana of any color. When you spend this mana to cast your commander, scry X, where X is the number of times it's been cast from the command zone this game. | |
| Blue Sun's Twilight | XUU | Sorcery | Gain control of target creature with mana value X or less. If X is 5 or more, create a token that's a copy of that creature. |
| Oppression | 1BB | Enchantment | Whenever a player casts a spell, that player discards a card. |
| Nimbus Swimmer | XGU | Creature — Leviathan | Flying Nimbus Swimmer enters the battlefield with X +1/+1 counters on it. 0/0 |
| Blood on the Snow | 4BB | Snow Sorcery | Choose one — • Destroy all creatures. • Destroy all planeswalkers. Then return a creature or planeswalker card with mana value X or less from your graveyard to the battlefield, where X is the amount of {S} spent to cast this spell. ({S} is mana from a snow source.) |