Equinox, Night Form

Vigilance

At beginning of your end step and whenever a creature an opponent controls becomes tapped, put a mend counter on Equinox.

When Equinox leaves the battlefield, gain life equal to the number of mend counters on it.

{w}{w}, {t}: Exile Equinox, Night Form, then return it to the battlefield transformed under its owners control. Activate only as a sorcery.