M:tG card similarity search
5 · Legendary Artifact
Whenever you cast an instant or sorcery spell, you may pay {3}. If you do, copy that spell. You may choose new targets for the copy.
| Name | Mana | Type | Text |
|---|---|---|---|
| Counterbalance | UU | Enchantment | Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card. |
| Mistfire Adept | 3U | Creature — Human Monk | Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever you cast a noncreature spell, target creature gains flying until end of turn. 3/3 |
| Valiant Batrider | 2W | Creature — Human Knight | Flying Whenever Valiant Batrider deals combat damage to a player, that player gets a one-time boon with "When you cast a noncreature spell, you may pay {1}. If you don't, each opponent draws a card." 3/3 |
| Telekinetic Bonds | 2UUU | Enchantment | Whenever a player discards a card, you may pay {1}{U}. If you do, you may tap or untap target permanent. |
| Vance's Blasting Cannons | 3R | Legendary Enchantment | At the beginning of your upkeep, exile the top card of your library. If it's a nonland card, you may cast that card this turn. Whenever you cast your third spell in a turn, you may transform Vance's Blasting Cannons. |
| Satyr Hoplite | R | Creature — Satyr Soldier | Heroic — Whenever you cast a spell that targets Satyr Hoplite, put a +1/+1 counter on Satyr Hoplite. 1/1 |
| Glen Elendra Pranksters | 3U | Creature — Faerie Wizard | Flying Whenever you cast a spell during an opponent's turn, you may return target creature you control to its owner's hand. 1/3 |
| Gandalf's Sanction | 1UR | Sorcery | Gandalf's Sanction deals X damage to target creature, where X is the number of instant and sorcery cards in your graveyard. Excess damage is dealt to that creature's controller instead. |
| Haru-Onna | 3G | Creature — Spirit | When Haru-Onna enters the battlefield, draw a card. Whenever you cast a Spirit or Arcane spell, you may return Haru-Onna to its owner's hand. 2/1 |
| Lullmage Mentor | 1UU | Creature — Merfolk Wizard | Whenever a spell or ability you control counters a spell, you may create a 1/1 blue Merfolk creature token. Tap seven untapped Merfolk you control: Counter target spell. 2/2 |