Perhaps my favourite little polish touch we got in late in development of Spooky Express is the subtle acceleration tilt on the train

Suitably evil banjo

NO
VOTEL

(The best thing about it is it comes with custom icons for the different nodes)

Or, if you prefer, here's every animation at once

I checked and there are apparently 3350 frames of player animation in A Good Snowman, including repeated frames and flipped versions.

I found the hidden "Coolness" slider in GIMP's export settings