M:tG card similarity search
| Name | Mana | Type | Text | 
|---|---|---|---|
| Ertai, Wizard Adept | 2U | Legendary Creature — Human Wizard | {2}{U}{U}, {T}: Counter target spell. 1/1 | 
| Dispel | U | Instant | Counter target instant spell. | 
| Flash Counter | 1U | Instant | Counter target instant spell. | 
| Flashfreeze | 1U | Instant | Counter target red or green spell. | 
| Bring the Ending | 1U | Instant | Counter target spell unless its controller pays {2}. Corrupted — Counter that spell instead if its controller has three or more poison counters. | 
| Ghost-Lit Warder | 1U | Creature — Spirit | {3}{U}, {T}: Counter target spell unless its controller pays {2}. Channel — {3}{U}, Discard Ghost-Lit Warder: Counter target spell unless its controller pays {4}. 1/1 | 
| Hisoka, Minamo Sensei | 2UU | Legendary Creature — Human Wizard | {2}{U}, Discard a card: Counter target spell if it has the same mana value as the discarded card. 1/3 | 
| Confirm Suspicions | 3UU | Instant | Counter target spell. Investigate three times. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | 
| Bane's Contingency | 1UU | Instant | Counter target spell. If that spell targets a commander you control, instead counter that spell, scry 2, then draw a card. | 
| Mystic Snake | 1GUU | Creature — Snake | Flash When Mystic Snake enters the battlefield, counter target spell. 2/2 |