I need help on how to make my Roblox game that I am creating have elements of the classic Roblox but at the same time being somewhat serious

[emontecinosu (Elmonta)]

Hello, I am creating a classic Roblox style game/experience inspired by an old Roblox event from 2010-2013 or something called kreo battleship but I am going to make it more serious and also inspired by the game/experience guts and blackpowder but my game is going to be less serious than guts and blackpowder