The Cloak of Levitation

Equipped creature gets +1/+1 and Flying.
Whenever a +1/+1 counter is put on a creature
you control, you may attach The Cloak to that creature and put a Shield Counter on it. This
ability can only be triggered once per turn.
{1}: Until end of turn, The Cloak of Levitation
becomes a 2/2 Spirit artifact creature with
flying that's no longer an Equipment.