不安定性突然変異

エンチャント（クリーチャー）
エンチャントされているクリーチャーは＋３/＋３の修整を受ける。
エンチャントされているクリーチャーのコントローラーのアップキープの開始時に、そのクリーチャーの上に－１/－１カウンターを１個置く。

Unstable Mutation

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.

Ultimate Masters

Time Spiral Timeshifted

Fifth Edition

Enchanted creature gets +3/+3.
During its controller's upkeep, put a -1/-1 counter on enchanted creature.

Fourth Edition Foreign Black Border

Fourth Edition

Target creature gets +3/+3. During each of its controller's upkeeps, put a -1/-1 counter on the creature. These counters remain even if Unstable Mutation is removed.

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