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
Owlbear Shepherd 2GCreature — Goblin Druid At the beginning of your end step, if creatures you control have total power 8 or greater, draw a card. 1/4
Word of Seizing 3RRInstant Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Untap target permanent and gain control of it until end of turn. It gains haste until end of turn.
Thrill of the Hunt GInstant Target creature gets +1/+2 until end of turn. Flashback {W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Fiery Hellhound 1RRCreature — Elemental Dog {R}: Fiery Hellhound gets +1/+0 until end of turn. 2/2
Igneous Cur 1RCreature — Elemental Dog {1}{R}: Igneous Cur gets +2/+0 until end of turn. 1/2
Ent-Draught Basin 2Artifact {X}, {T}: Put a +1/+1 counter on target creature with power X. Activate only as a sorcery.
Junkyard Genius 1BRCreature — Human Artificer When Junkyard Genius enters the battlefield, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") {1}{B}{R}, Sacrifice another creature or artifact: Until end of turn, other creatures you control get +1/+0 and gain menace and haste. 2/2
Magus of the Unseen 1UCreature — Human Wizard {1}{U}, {T}: Untap target artifact an opponent controls and gain control of it until end of turn. It gains haste until end of turn. When you lose control of the artifact, tap it. 1/1
Aquastrand Spider 1GCreature — Spider Mutant Graft 2 (This creature enters the battlefield with two +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.) {G}: Target creature with a +1/+1 counter on it gains reach until end of turn. (It can block creatures with flying.) 0/0
Reverence 2WWEnchantment Creatures with power 2 or less can't attack you.
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