Zol, Oblivion Wake-Rider

When Zol, Oblivion Wake-Rider enters the battlefield, exile all creatures until it leaves the battlefield.
If a creature would enter the battlefield from
anywhere but exile, exile it instead.
Players may cast creature cards they own exiled
with Zol.
You may cast any creature cards exiled with Zol.
He does not bring about the end of worlds, nor does
he save them from it. But he is always there to watch.