CARTOON MICKEY, 20'S AND 30'S: A merry prankster who likes to mess with people and play tricks but is always goodhearted and never seriously harms anyone (except in the very earliest cartoons.)
CARTOON MICKEY, 40'S AND 50'S: A cheerful everyman who plays straight man to Donald, Goofy, and Minnie.
CARTOON MICKEY: 60'S-PRESENT: Points at products and logos, laughs for no reason.
COMICS MICKEY, 30'S-50'S: Tough little scrapper who gets into a lot of dangerous adventures, usually cheerful and optimistic and everyone's pal, but DON'T push him too far.
COMICS MICKEY, 60'S-PRESENT: Many incarnations, but generally an amateur detective/journalist who gets caught up in adventures and succeeds through optimism and determination.
KINGDOM HEARTS MICKEY: Someone's anime OC wearing a Mickey costume.