for regular go-moku (which this is essentially the same) i have never played on a board bigger than 13x13. They use that at IYT...i have played approximately 200 games of that and 2 of them have filled up, both agaginst the same person (lol). 15x15 would certainly be big enough though imo!
(esconder) Para mandar uma mensagem aos seus amigos apenas com apenas um clique adicione-os à sua lista de Amigos e clique no pequeno envelopeao lado do nome deles. (pauloaguia) (mostrar todas as dicas)