Card Codex

M:tG card similarity search

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
Ravenous Vampire 3BBCreature — Vampire Flying At the beginning of your upkeep, you may sacrifice a nonartifact creature. If you do, put a +1/+1 counter on Ravenous Vampire. If you don't, tap Ravenous Vampire. 3/3
Knight of Valor 2WCreature — Human Knight Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) {1}{W}: Each creature without flanking blocking Knight of Valor gets -1/-1 until end of turn. Activate only once each turn. 2/2
Magnetic Web 2Artifact If a creature with a magnet counter on it attacks, all creatures with magnet counters on them attack if able. Whenever a creature with a magnet counter on it attacks, all creatures with magnet counters on them block that creature this turn if able. {1}, {T}: Put a magnet counter on target creature.
Serra's Boon 2WEnchantment — Aura Enchant creature Enchanted creature gets +1/+2 as long as it's white. Otherwise, it gets -2/-1.
Persistent Petitioners 1UCreature — Human Advisor {1}, {T}: Target player mills a card. (They put the top card of their library into their graveyard.) Tap four untapped Advisors you control: Target player mills twelve cards. A deck can have any number of cards named Persistent Petitioners. 1/3
Rude Awakening 4GSorcery Choose one — • Untap all lands you control. • Until end of turn, lands you control become 2/2 creatures that are still lands. Entwine {2}{G} (Choose both if you pay the entwine cost.)
Wood Elemental 3GCreature — Elemental As Wood Elemental enters the battlefield, sacrifice any number of untapped Forests. Wood Elemental's power and toughness are each equal to the number of Forests sacrificed as it entered the battlefield. */*
Yenna, Redtooth Regent 2GWLegendary Creature — Elf Noble {2}, {T}: Choose target enchantment you control that doesn't have the same name as another permanent you control. Create a token that's a copy of it, except it isn't legendary. If the token is an Aura, untap Yenna, Redtooth Regent, then scry 2. Activate only as a sorcery. 4/4
Shatterskull Charger 1RRCreature — Giant Warrior Kicker {2} Trample, haste If Shatterskull Charger was kicked, it enters the battlefield with a +1/+1 counter on it. At the beginning of your end step, if Shatterskull Charger doesn't have a +1/+1 counter on it, return it to its owner's hand. 4/3
Tenacious Hunter 2GGCreature — Crocodile As long as a creature has a -1/-1 counter on it, Tenacious Hunter has vigilance and deathtouch. 4/4
Page 161