The reviewers based it off the Alpha / Beta state of the game during early access, the game has changed drastically since then. (metacritic.com)
Below is some footage of Perfect Dark in Beta state from 1999 that I have acquired and would love to share. (rarethief.com)
Gearbox is finally opening its upcoming online cooperative and competitive multiplayer first person shooter Battleborn from a closed beta state to an open one, where you and your friends can give the game a go to see what this new IP can bring to the table. (futurebetagamer.com)