Ciri, Lady of Space and Time

{1}: Exile Ciri, Lady of Space and Time with
a time counter on it. It gains suspend. (At the beginning of its owner's upkeep, remove a time counter from it. When the last is removed, the player plays it without paying its mana cost.
It has haste.)
{t}: Exile Ciri, Lady of Space and Time, then
at the beginning of the next end step return
it under its owner's control.