Styphon's Terrifying Presence

Flying, Indestructible, Ward {6}
When he Transforms into Styphon's Terrifying Presence, if there are no dragons, demons, angels
or gods on your opponents' battlefield with total combined power 20 or greater, each opponent
gets a 10/6 black demon token with trample and
first strike. Then Transform this creature.
Otherwise, Transform after an opponent loses
the game or has no creatures on the battlefield.
"You dare summon me here for this?