#dungeon and dragons idea
Make the big bad of the campaign Hatsune Miku. She is on her way, and ready to break your nico nico kneecaps
A banking system ran by entirely big frogs! They’re very very wise.
A villain who wholeheartedly believes that they are doing the right thing. In their eyes: the heroes are the true evil.
Instead of a speech or monologue, the big bad takes a shit load of time to pop their knuckles and stretch.