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Unstable Mutation

Ultimate Masters (UMA)

{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.
Plays as
Is AuraPower Booster
Format legality

Constructed

StandardNot legal
PioneerNot legal
ModernLegal
LegacyLegal
VintageLegal
PauperLegal

Commander

CommanderLegal
Pauper CommanderLegal
Duel CommanderLegal
PreDHLegal
OathbreakerLegal
Tiny LeadersLegal

Arena

AlchemyNot legal
HistoricNot legal
TimelessNot legal
BrawlNot legal
Standard BrawlNot legal
Competitive BrawlNot legal
GladiatorNot legal

Other

PremodernLegal
Old SchoolNot legal
Penny DreadfulNot legal
Future StandardNot legal

EDHREC #25,418

Versions

9 printings · from $0.09

Ultimate Masters
2018#80CheapestIn products
$0.09$0.27
Time Spiral Timeshifted
2006#33In products
$0.19$2.23
Fifth Edition
1997#131In products
$0.19
Fourth Edition Foreign Black Border
1995#110
No price yet
Fourth Edition
1995#110In products
$0.09
Summer Magic / Edgar
1994#86In products
No price yet
Revised Edition
1994#86In products
$0.20
Foreign Black Border
1994#86
No price yet
Arabian Nights
1993#22In products
$4.94

Rulings

1 · latest Aug 1, 2005
  • WotCAug 1, 2005

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