revert unstable support in get_players
revert unstable support in get_players

* only support upbeat_giraffe players

wizzomafizzo/starcheat,chrmoritz/starcheat,chrmoritz/starcheat,kamilion/starcheat,R2pChyou/starcheat,R2pChyou/starcheat,kamilion/starcheat,wizzomafizzo/starcheat