Reply To: Green screen Gameboy Home › Forums › RetroPie Project › New to RetroPie? Start Here! › Green screen Gameboy › Reply To: Green screen Gameboy 01/28/2016 at 17:56 #115501 gizmo98Participant I added default green/yellow colorization after rp3.4 release. Update RetroPie-Setup and do a source based installation of lr-gambatte. Gameboy classic custom palette should be green yellow then.