M:tG card similarity search
1U · Instant
Counter target spell if you control more creatures than that spell's controller.
| Name | Mana | Type | Text |
|---|---|---|---|
| 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. |
| Essence Capture | UU | Instant | Counter target creature spell. Put a +1/+1 counter on up to one target creature you control. |
| Cephalid Shrine | 1UU | Enchantment | Whenever a player casts a spell, counter that spell unless that player pays {X}, where X is the number of cards in all graveyards with the same name as the spell. |
| Glyph Keeper | 3UU | Creature — Sphinx | Flying Whenever Glyph Keeper becomes the target of a spell or ability for the first time each turn, counter that spell or ability. Embalm {5}{U}{U} ({5}{U}{U}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Sphinx with no mana cost. Embalm only as a sorcery.) 5/3 |
| Familiar's Ruse | UU | Instant | As an additional cost to cast this spell, return a creature you control to its owner's hand. Counter target spell. |
| Perplexing Chimera | 4U | Enchantment Creature — Chimera | Whenever an opponent casts a spell, you may exchange control of Perplexing Chimera and that spell. If you do, you may choose new targets for the spell. (If the spell becomes a permanent, you control that permanent.) 3/3 |
| Parallectric Feedback | 3R | Instant | Parallectric Feedback deals damage to target spell's controller equal to that spell's mana value. |
| Refuse | 3R | Instant | Refuse deals damage to target spell's controller equal to that spell's mana value. |
| Summoner's Bane | 2UU | Instant | Counter target creature spell. Create a 2/2 blue Illusion creature token. |
| Segmented Wurm | 3RG | Creature — Wurm | Whenever Segmented Wurm becomes the target of a spell or ability, put a -1/-1 counter on it. 5/5 |