( see later post for most recent, 1 player-option version)   https://atariage.com/forums/topic/288985-one-on-one-atari-2600-asm-1-or-2-players/?do=findComment&comment=4278820   After an obsessive week of manic programming, I have a playable prototype. Game is 2 player only and will likely remain so . A few bugs still to work out.   Thanks to NukeyShay who basically wrote the kernel.   Here are the current features :   -- game can be played to