M:tG card similarity search
2 · Artifact
Whenever you become the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. Creature tokens get -1/-0.
| Name | Mana | Type | Text |
|---|---|---|---|
| Diffusion Sliver | 1U | Creature — Sliver | Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {2}. 1/1 |
| Unsettled Mariner | WU | Creature — Shapeshifter | Changeling (This card is every creature type.) Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. 2/2 |
| Whirlwind Denial | 2U | Instant | For each spell and ability your opponents control, counter it unless its controller pays {4}. |
| Mirrorshell Crab | 5UU | Artifact Creature — Crab | Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) Channel — {2}{U}, Discard Mirrorshell Crab: Counter target spell or ability unless its controller pays {3}. 5/7 |
| 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 |
| 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 |
| Spellskite | 2 | Artifact Creature — Phyrexian Horror | {U/P}: Change a target of target spell or ability to Spellskite. ({U/P} can be paid with either {U} or 2 life.) 0/4 |
| Undersimplify | 1U | Instant | Choose target spell. If it's a creature spell, it perpetually gets -2/-0. Counter that spell unless its controller pays {2}. |
| Fractured Loyalty | 1R | Enchantment — Aura | Enchant creature Whenever enchanted creature becomes the target of a spell or ability, that spell or ability's controller gains control of that creature. (This effect lasts indefinitely.) |
| Valkmira, Protector's Shield | 3W | Legendary Artifact | If a source an opponent controls would deal damage to you or a permanent you control, prevent 1 of that damage. Whenever you or another permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. |