M:tG card similarity search
| Name | Mana | Type | Text | 
|---|---|---|---|
| Douse | 2U | Enchantment | {1}{U}: Counter target red spell. | 
| Busted! | 1U | Instant | Counter target spell unless its controller pays {X}, where X is the number of words in the name with the most words among permanents you control. | 
| Chaoslace | R | Instant | Target spell or permanent becomes red. (Its mana symbols remain unchanged.) | 
| Outwit | U | Instant | Counter target spell that targets a player. | 
| Lost in the Mist | 3UU | Instant | Counter target spell. Return target permanent to its owner's hand. | 
| Clockspinning | U | Instant | Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Choose a counter on target permanent or suspended card. Remove that counter from that permanent or card or put another of those counters on it. | 
| Guttural Response | R/G | Instant | Counter target blue instant spell. | 
| Purelace | W | Instant | Target spell or permanent becomes white. (Mana symbols on that permanent remain unchanged.) | 
| Teferi's Response | 1U | Instant | Counter target spell or ability an opponent controls that targets a land you control. If a permanent's ability is countered this way, destroy that permanent. Draw two cards. | 
| Aven Courier | 1U | Creature — Bird Advisor | Flying Whenever Aven Courier attacks, choose a counter on a permanent you control. Put a counter of that kind on target permanent you control if it doesn't have a counter of that kind on it. 1/1 |