Mirrorshell Crab

Cards similar to Mirrorshell Crab:

Ghost-Lit Warder

Creature — Spirit (1/1)

, : Counter target spell unless its controller pays .
Channel — , Discard Ghost-Lit Warder: Counter target spell unless its controller pays .

3.2 /10

$0.20

Amulet of Safekeeping

Artifact

Whenever you become the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays .
Creature tokens get -1/-0.

4.8 /10

$0.18

Diffusion Sliver

Creature — Sliver (1/1)

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 .

8.8 /10

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Frost Titan

Creature — Giant (6/6)

Whenever Frost Titan becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays .
Whenever Frost Titan enters or attacks, tap target permanent. It doesn't untap during its controller's next untap step.

7.8 /10

$0.51

Reidane, God of the Worthy // Valkmira, Protector's Shield

Legendary Creature — God // Legendary Artifact (2/3)

Flying, vigilance
Snow lands your opponents control enter tapped.
Noncreature spells your opponents cast with mana value 4 or greater cost more to cast.

Valkmira, Protector's Shield

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 .

8.3 /10

$0.41

Unsettled Mariner

Creature — Shapeshifter (2/2)

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 .

8.8 /10

$2.94

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