Let teamwork.tf decide what gameserver you want to play on.
Duels, alltalk, cp, nocrits, norespawntime, unusual
Duels, alltalk, backpack.tf, cp, norespawntime, unusual
Random server mode
This will pick any community gamemode (hence not official gamemode's), and choose a random server from that list with at least 5 players in it. This is the best way to get in touch with the funkiest maps/gamemodes/people!