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
Blacksmith's Skill WInstant Target permanent gains hexproof and indestructible until end of turn. If it's an artifact creature, it gets +2/+2 until end of turn.
March from Velis Vel 2USorcery Choose a nonbasic land type. Each land you control of that type becomes a copy of target creature you control until end of turn and gains haste until end of turn. Flashback {4}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Gods Willing WInstant Target creature you control gains protection from the color of your choice until end of turn. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything of that color.) Scry 1.
Temur Charm GURInstant Choose one — • Target creature you control gets +1/+1 until end of turn. It fights target creature you don't control. • Counter target spell unless its controller pays {3}. • Creatures with power 3 or less can't block this turn.
Blessing of Frost 3GSnow Sorcery Distribute X +1/+1 counters among any number of creatures you control, where X is the amount of {S} spent to cast this spell. Then draw a card for each creature you control with power 4 or greater.
Hero of the Games 2RCreature — Human Soldier Whenever you cast a spell that targets Hero of the Games, creatures you control get +1/+0 until end of turn. 3/2
Overseer of Vault 76 2WLegendary Creature — Human Advisor First Contact — Whenever Overseer of Vault 76 or another creature with power 3 or less enters the battlefield under your control, put a quest counter on Overseer of Vault 76. At the beginning of combat on your turn, you may remove three quest counters from among permanents you control. When you do, put a +1/+1 counter on each creature you control and they gain vigilance until end of turn. 3/3
Fall of the Hammer 1RInstant Target creature you control deals damage equal to its power to another target creature.
Weed Strangle 3BBSorcery Destroy target creature. Clash with an opponent. If you win, you gain life equal to that creature's toughness. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)
Price of Loyalty 2RSorcery Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If mana from a Treasure was spent to cast this spell, that creature gets +2/+0 until end of turn.
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