Unstable Mutation

{U} · Enchantment — Aura

Enchant creature Enchanted creature gets +3/+3. At the beginning of the upkeep of enchanted creature's controller, put a -1/-1 counter on that creature.

Rulings (1)

Aug 1, 2005 · The -1/-1 counters stay even if the Aura is removed, and the +3/+3 goes away when the Aura does.

LegacyLegal

VintageLegal

ModernLegal

PioneerNot legal

StandardNot legal

PauperLegal

PremodernLegal

cEDHLegal

Where it’s played now

Inclusion by archetype

% of archetype's lists running it · last 30 days

No data yet

No qualifying decks played Unstable Mutation in the last 30 days. Tournament coverage starts Jun 1, 2026.

Data as of Jun 14, 2026 · MTGO + papercasthaven.com

Price