Aiza, Queen of the Rime

Whenever Aiza, Queen of the Rime enters the battlefield, choose up to one target permanent
each opponent controls and tap them. For as
long as Aiza, Queen of the Rime remains on the battlefield, those permanents don't untap during
their controllers' untap steps.
{w/u}{w/u}: Exile Aiza, Queen of the Rime, then return
it to the battlefield under its owner's control.