Jade Spirit Armor

Equipped creature gets +4/+4, Hexproof,
and Vigilance
{0}: Until end of turn, Jade Spirit Armor becomes
a 4/4 Spirit artifact creature that's no longer an
Equipment. Activate this ability only if you
control no creatures other than Jade Spirit
Armors.
Equip {4}
"A sure defense, the armors are rumored to have been
made by the Sky Kings."