Ultra Beast Buzzwole

Worm Hole — At the beginning of your upkeep,
you may exile Ultra Beast Buzzwole from your
hand. At the beginning of combat on your turn
you may pay {1}{r}{g}. If you do, put Ultra Beast Buzzwole from exile onto the battlefield under
your control tapped and attacking. Sacrifice it
at the end of combat.
When Ultra Beast Buzzwole enters the
battlefield, it fights target creature you don't
control.