This Square Enix/Quintet Create Video Game has two modes, Action Mode which is Main and Creation Mode which is a simulation part.
Do you know this game?
https://www.youtube.com/watch?v=iJTnHa9aWiA
Actraiser Project
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https://actraiserproject.wordpress.com/
https://www.youtube.com/channel/UCjFp_AOCYnwl4SDLidtNfvA
I played this when I was young. The best part is the music, famous for sounding like something out of a 20th century cinema classic.