"As long as I pull the strings, you will dance."
—Tezzeret

Curse of Inertia

Enchant player
Whenever a player attacks enchanted player with one or more creatures, that attacking player may tap or untap target permanent of his or her choice.

Enchant player
Whenever a player attacks enchanted player with one or more creatures, that attacking player may tap or untap target permanent of their choice.

Enchant playerWhenever a player attacks enchanted player with one or more creatures, that attacking player may tap or untap target permanent of his or her choice.