M:tG card similarity search
UU · Instant
As an additional cost to cast this spell, tap an untapped artifact you control or pay {1}. Counter target spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| Steelfin Whale | 5U | Creature — Whale | Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Whenever an artifact enters the battlefield under your control, untap Steelfin Whale. 3/4 |
| Galvanic Giant | 3U | Creature — Giant Wizard | Whenever you cast a spell with mana value 5 or greater, tap target creature an opponent controls and put a stun counter on it. 3/3 |
| Spectral Prison | 1U | Enchantment — Aura | Enchant creature Enchanted creature doesn't untap during its controller's untap step. When enchanted creature becomes the target of a spell, sacrifice Spectral Prison. |
| Magical Hacker | 1U | Creature — Human Gamer | {U}: Change the text of target spell or permanent by replacing all instances of + with -, and vice versa, until end of turn. 1/2 |
| Spectral Adversary | 1U | Creature — Spirit | Flash Flying When Spectral Adversary enters the battlefield, you may pay {1}{U} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Spectral Adversary, then up to that many other target artifacts, creatures, and/or enchantments phase out. 2/1 |
| Lethargy Trap | 3U | Instant — Trap | If three or more creatures are attacking, you may pay {U} rather than pay this spell's mana cost. Attacking creatures get -3/-0 until end of turn. |
| Sweep the Skies | XUU | Sorcery | Converge — Create a 1/1 colorless Thopter artifact creature token with flying for each color of mana spent to cast this spell. |
| Imperiosaur | 2GG | Creature — Dinosaur | Spend only mana produced by basic lands to cast this spell. 5/5 |
| Cataclysmic Prospecting | XRR | Sorcery | Cataclysmic Prospecting deals X damage to each creature. For each mana from a Desert spent to cast this spell, create a tapped Treasure token. |
| Dovescape | 3W/UW/UW/U | Enchantment | ({W/U} can be paid with either {W} or {U}.) Whenever a player casts a noncreature spell, counter that spell. That player creates X 1/1 white and blue Bird creature tokens with flying, where X is the spell's mana value. |