Who wins?
Old Man McGucket vs Bill Cipher
Bill Cipher wins 87% to 13%. 144 more put them in the same row. From Gravity Falls Characters Tier List. Pick a side.
lost_cactus_94 on Old Man McGucket: a gag character until Society of the Blind Eye, then he broke my heart
humble_frog_7041 on Bill Cipher: a yellow triangle with a top hat somehow became the scariest villain in Disney TV
Gravity Falls Characters Tier List: the full ranking