M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Didn't Say Please | 1UU | Instant | Counter target spell. Its controller mills three cards. |
| Thought Collapse | 1UU | Instant | Counter target spell. Its controller mills three cards. |
| Frightful Delusion | 2U | Instant | Counter target spell unless its controller pays {1}. That player discards a card. |
| Rites of Refusal | 1U | Instant | Discard any number of cards. Counter target spell unless its controller pays {3} for each card discarded this way. |
| Flow of Ideas | 5U | Sorcery | Draw a card for each Island you control. |
| Siren Stormtamer | U | Creature — Siren Pirate Wizard | Flying {U}, Sacrifice Siren Stormtamer: Counter target spell or ability that targets you or a creature you control. 1/1 |
| Reject Imperfection | 1UU | Instant | Counter target spell. If that spell's mana value was 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) |
| Avoid Fate | G | Instant | Counter target instant or Aura spell that targets a permanent you control. |
| Ring of Immortals | 5 | Artifact | {3}, {T}: Counter target instant or Aura spell that targets a permanent you control. |
| Rethink | 2U | Instant | Counter target spell unless its controller pays {X}, where X is its mana value. |