Thank you for your prompt reply.
I forgot to add the suggested games for you to do next.
Turrican this has had sequels but is
Gunlord X
There is a modern version that started on homebrew Dreamcast now available on Nintendo Switch.
Stunt Car Racer this was crazy fun
Someone made an updated modern version but this is as far as it got. I have attempted to contact the maker but I am unable to see any way to conatct them.
Walker by DMA who later made GTA, your Remote Life game is very similar and could be adapted.