Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Biomass Mutation

XG/UG/U · Instant

Creatures you control have base power and toughness X/X until end of turn.

Similar cards

Color identity:
NameManaTypeText
Boneyard Wurm 1GCreature — Wurm Boneyard Wurm's power and toughness are each equal to the number of creature cards in your graveyard. */*
Maro 2GGCreature — Elemental Maro's power and toughness are each equal to the number of cards in your hand. */*
Cantivore 1WWCreature — Lhurgoyf Vigilance Cantivore's power and toughness are each equal to the number of enchantment cards in all graveyards. */*
Master of Winds 2UUCreature — Sphinx Wizard Flying When Master of Winds enters the battlefield, draw two cards, then discard a card. Whenever you cast an instant, sorcery, or Wizard spell, you may have Master of Winds's base power and toughness become 4/1 or 1/4 until end of turn. 1/4
Gigantoplasm 3UCreature — Shapeshifter You may have Gigantoplasm enter the battlefield as a copy of any creature on the battlefield, except it has "{X}: This creature has base power and toughness X/X." 0/0
Sentinel 4Artifact Creature — Shapeshifter {0}: Change Sentinel's base toughness to 1 plus the power of target creature blocking or blocked by Sentinel. (This effect lasts indefinitely.) 1/1
Master Symmetrist 2GGCreature — Rhino Druid Reach Whenever a creature you control with power equal to its toughness attacks, it gains trample until end of turn. 4/4
Animate Graveyard 3BBEnchantment — Aura Enchant your graveyard Enchanted graveyard is a creature on the battlefield with base power and toughness each equal to the number of cards in it. It has the text boxes of all creature cards in it. It's still a graveyard. If enchanted graveyard would leave the battlefield, instead exile Animate Graveyard.
Plague Rats 2BCreature — Rat Plague Rats's power and toughness are each equal to the number of creatures named Plague Rats on the battlefield. */*
Obscura Confluence 1WUBInstant Choose three. You may choose the same mode more than once. • Until end of turn, target creature loses all abilities and has base power and toughness 1/1. • Target creature connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on that creature.) • Target player returns a creature card from their graveyard to their hand.
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