Tezeret, Greedy Ursurper

At the beginning of each combat, you may
pay 3 life. If you do, untap target artifact you
control, it becomes a 5/5 artifact creature with indestructible until end of turn.
{4}{p/u}: Transform Tezeret, Greedy Ursurper.
Activate only as a sorcery. ({p/u} can be paid with
either {u} or 2 life.)
"Immediately after losing his spark Tezeret rushed
to sieze Gitaxia's throne"