M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Galvanic Iteration | UR | Instant | When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy. Flashback {1}{U}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Common Courtesy | 2UU | Enchantment | Whenever a player casts a spell without asking your permission while casting it, counter that spell. When a player asks you permission to cast a spell and you refuse, counter that spell and sacrifice Common Courtesy. |
| Suture Spirit | 1W | Creature — Spirit | Flying {W/B}{W/B}{W/B}: Regenerate target creature. 1/1 |
| Disdainful Stroke | 1U | Instant | Counter target spell with mana value 4 or greater. |
| Aven Interrupter | 1WW | Creature — Bird Rogue | Flash Flying When Aven Interrupter enters the battlefield, exile target spell. It becomes plotted. (Its owner may cast it as a sorcery on a later turn without paying its mana cost.) Spells your opponents cast from graveyards or from exile cost {2} more to cast. 2/2 |
| Deny the Divine | 2U | Instant | Counter target creature or enchantment spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. |
| Living Breakthrough | Enchantment Creature — Moonfolk | Flying Whenever you cast a spell, your opponents can't cast spells with the same mana value as that spell until your next turn. 3/3 | |
| Undermine | UUB | Instant | Counter target spell. Its controller loses 3 life. |
| 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 |
| Mercurial Spelldancer | 1U | Creature — Phyrexian Rogue | Mercurial Spelldancer can't be blocked. Whenever you cast a noncreature spell, put an oil counter on Mercurial Spelldancer. Whenever Mercurial Spelldancer deals combat damage to a player, you may remove two oil counters from it. If you do, when you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy. 2/1 |