M:tG card similarity search
3UU · Instant
Counter target artifact or creature spell. Discover X, where X is that spell's mana value. (Exile cards from the top of your library until you exile a nonland card with that mana value or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Nin, the Pain Artist | UR | Legendary Creature — Vedalken Wizard | {X}{U}{R}, {T}: Nin, the Pain Artist deals X damage to target creature. That creature's controller draws X cards. 1/1 |
| Copper-Leaf Angel | 5 | Artifact Creature — Angel | Flying {T}, Sacrifice X lands: Put X +1/+1 counters on Copper-Leaf Angel. 2/2 |
| Sphere of Annihilation | XB | Artifact | Sphere of Annihilation enters the battlefield with X void counters on it. At the beginning of your upkeep, exile Sphere of Annihilation, all creatures and planeswalkers with mana value less than or equal to the number of void counters on it, and all creature and planeswalker cards in graveyards with mana value less than or equal to the number of void counters on it. |
| Screamer-Killer | 4R | Creature — Tyranid | Trample Bio-Plasmic Scream — Whenever you cast a creature spell with mana value 5 or greater, Screamer-Killer deals 5 damage to any target. 5/5 |
| Abrupt Decay | BG | Instant | This spell can't be countered. Destroy target nonland permanent with mana value 3 or less. |
| Chthonian Nightmare | 1B | Enchantment | When Chthonian Nightmare enters the battlefield, you get {E}{E}{E} (three energy counters). Pay X {E}, Sacrifice a creature, Return Chthonian Nightmare to its owner's hand: Return target creature card with mana value X from your graveyard to the battlefield. Activate only as a sorcery. |
| Unified Lunge | Sorcery | Unified Lunge deals X damage to each player, where X is the number of Heads on the battlefield. | |
| Seeds of Innocence | 1GG | Sorcery | Destroy all artifacts. They can't be regenerated. The controller of each of those artifacts gains life equal to its mana value. |
| Klauth, Unrivaled Ancient | 5RG | Legendary Creature — Dragon | Flying, haste Whenever Klauth, Unrivaled Ancient attacks, add X mana in any combination of colors, where X is the total power of attacking creatures. Spend this mana only to cast spells. Until end of turn, you don't lose this mana as steps and phases end. 4/4 |
| Flashfreeze | 1U | Instant | Counter target red or green spell. |