Reason why doing updates is observing what else is left to do regarding the various lcd games that use same mcu hardware. I did an older post for Tiger games since there were non-stop loads of Tiger games being supported.
Aside from the non- Game & Watch hardware… (links below)
…the wanted list of G&W type hardware seems to be Tronica Goal Keeper and some remaining Elektronica G&W type hardware games. Fortunately most of the G&W type hardware games are now preserved.
Index 
Flat 
Supposed remaining Game & Watch type hardware list *edited for 2021*
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