Inner game loop implemented in 266 characters. That leaves a whopping 234 characters for scoring and polish! #TweetTweetJam #Pico8
Now polished up and titled "Daily Dash". You can play it here https://itch.io/jam/tweettweetjam-11/rate/4605520
I have added undo: press Z or C to undo the previous move.
Now up on Itch (https://dredds.itch.io/daily-dash) and the #Pico8 BBS (https://www.lexaloffle.com/bbs/?tid=157176)