A while back, a mod was made by @s0600204... which implemented a civ selection screen. It's now way out of date, but it worked when it wasn't out of date:
Basically you could sort civs by various criteria (given in the civ.json files), and selecting the civ icon gave you a bunch of information about it. If extended, such a screen could let the player choose randomization options, such as choosing to play a civ of the "Greek" culture, but then letting the game choose which