Originally Posted by Rhobar121
So what really makes a bg game?

Conversely, what BG3 has in common with originals?

Somewhat similar setting (although executed in a different way as exposed by OP), based on D&D ruleset (with vastly different game mechanics) and party-based story driven RPG (which even JRPGs are).

As far as I know, it could be a NWN game or any other game.