Card name

Unstable Mutation

Mana cost

{U}

Mana value

1

Type

Enchantment — Aura

Rarity

uncommon

Set

Ultimate Masters (UMA)

Collector number

80

Artist

Slawomir Maniak

Official rulings

2005-08-01 The -1/-1 counters stay even if the Aura is removed, and the +3/+3 goes away when the Aura does.