PC Engine (TG16) games are so colourful! I wish more modern games use bright colours like they used to do.
(lemmy.world)
Atomic Robo-Kid
Moto Roader
Mr Heli
Samurai Ghost
Super Volleyball
Tiger Road
I always love Sonic 1 for its bright colors. 2 might add the spindash but it loses a lot of the vividness.