Card Codex

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17 May 2024: Card library updated.

Giant Oyster

2UU · Creature — Oyster

You may choose not to untap Giant Oyster during your untap step. {T}: For as long as Giant Oyster remains tapped, target tapped creature doesn't untap during its controller's untap step, and at the beginning of each of your draw steps, put a -1/-1 counter on that creature. When Giant Oyster leaves the battlefield or becomes untapped, remove all -1/-1 counters from the creature. 0/3

Similar cards

Color identity:
NameManaTypeText
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Patron of the Valiant 3WWCreature — Angel Flying When Patron of the Valiant enters the battlefield, put a +1/+1 counter on each creature you control with a +1/+1 counter on it. 4/4
Brink of Disaster 2BBEnchantment — Aura Enchant creature or land When enchanted permanent becomes tapped, destroy it.
Courage in Crisis 2GSorcery Put a +1/+1 counter on target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Slaughterhouse Bouncer 4BCreature — Ogre Warrior Hellbent — When Slaughterhouse Bouncer dies, if you have no cards in hand, target creature gets -3/-3 until end of turn. 3/3
Argothian Uprooting XGSorcery Put two +1/+1 counters on each of X target lands you control. They each become 0/0 Elemental creatures with reach, haste, and "When this creature leaves the battlefield, conjure a card named Forest onto the battlefield tapped." They're still lands.
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