Every opening is playable, as long as its reputation is bad enough !
Klubai
Dynamic Dutch Defence
65 Nariai (-ių)
Bird's Opening Lovers
462 Nariai (-ių)
Colle System
112 Nariai (-ių)
1...g6 Sniper
156 Nariai (-ių)
French Defense Fanatics
5 113 Nariai (-ių)