Oranu, Keeper of Ashima

Hexproof
When Oranu, Keeper of Ashima enters the
battlefield, create a 3/4 green, white and blue
legendary Monkey creature token named Ashima
with "Creatures can't attack you or a planeswalker
you control unless their controller pays {2} for
each of those creatures." and "At the beginning of
your upkeep, if you don't control a creature
named Oranu, Keeper of Ashima, sacrifice this
creature."