Detainment Spell
Time Spiral — common
Enchantment — Aura
Detainment Spell rulings:
2006-09-25: Detainment Spell prevents mana abilities of the enchanted creature from being activated.
2006-09-25: Morph isn’t an activated ability, so Detainment Spell doesn’t prevent face-down creatures from being able to turn face up.
2006-09-25: Responding to a creature’s activated ability being activated by moving Detainment Spell onto that creature won’t affect the ability that was just activated.