Azur's Glintstone Crown

Whenever this artifact becomes unattached from
a permanent, sacrifice that permanent.
Equipped creature gets -1/-1, has ward {8}, and
"{t}, Add {u}. If this mana is spent to cast an
instant or sorcery spell, copy that spell. You
may choose new targets for the copy."
Equip Wizard {1}
Equip {8}