All of the big Bullfrog games were unique and for some reason never spawned imitators. Populous, Magic Carpet, Theme Park/Hospital, Dungeon Keeper alongside Syndicate
It never quite recaptured the charm of the original, but that might just be because I’m older.
two point museum is 33% off and hospital is 75% off right now.
For those who are asking: this successor is Satellite Reign:
It's very much a similar game.