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
Lesser Werewolf 3BCreature — Werewolf {B}: If Lesser Werewolf's power is 1 or more, it gets -1/-0 until end of turn and put a -0/-1 counter on target creature blocking or blocked by Lesser Werewolf. Activate only during the declare blockers step. 2/4
Legion's Initiative RWEnchantment Red creatures you control get +1/+0. White creatures you control get +0/+1. {R}{W}, Exile Legion's Initiative: Exile all creatures you control. At the beginning of the next combat, return those cards to the battlefield under their owner's control and those creatures gain haste until end of turn.
Benevolent Bodyguard WCreature — Human Cleric Sacrifice Benevolent Bodyguard: Target creature you control gains protection from the color of your choice until end of turn. 1/1
Raff, Weatherlight Stalwart WULegendary Creature — Human Wizard Whenever you cast an instant or sorcery spell, you may tap two untapped creatures you control. If you do, draw a card. {3}{W}{W}: Creatures you control get +1/+1 and gain vigilance until end of turn. 1/3
Stonehorn Chanter 5WCreature — Rhino Cleric {5}{W}: Stonehorn Chanter gains vigilance and lifelink until end of turn. (Attacking doesn't cause it to tap. Damage dealt by it also causes you to gain that much life.) 4/4
Confront the Unknown GInstant Investigate, then target creature gets +1/+1 until end of turn for each Clue you control. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")
Band Together 2GInstant Up to two target creatures you control each deal damage equal to their power to another target creature.
Nighthawk Scavenger 1BBCreature — Vampire Rogue Flying, deathtouch, lifelink Nighthawk Scavenger's power is equal to 1 plus the number of card types among cards in your opponents' graveyards. 1+*/3
Vhal, Candlekeep Researcher 3ULegendary Creature — Human Wizard Vigilance {T}: Add an amount of {C} equal to Vhal, Candlekeep Researcher's toughness. This mana can't be spent to cast spells from your hand. Choose a Background (You can have a Background as a second commander.) 2/3
Adeline, Resplendent Cathar 1WWLegendary Creature — Human Knight Vigilance Adeline, Resplendent Cathar's power is equal to the number of creatures you control. Whenever you attack, for each opponent, create a 1/1 white Human creature token that's tapped and attacking that player or a planeswalker they control. */4
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