Damping Matrix - Mirrodin - R - 161

Type: Enchantment Aura

English Effect:
Enchant creature card in a graveyard
When this Aura enters, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with this Aura." Return enchanted creature card to the battlefield under your control and attach this Aura to it. When this Aura leaves the battlefield, that creature's controller sacrifices it.
Enchanted creature gets -1/-0.

Efecto en Español:
No se pueden jugar las habilidades activadas de artefactos y criaturas a menos que sean habilidades de maná.