User blog comment:Otakon7/Otakon7's Buddyfight Simulator/@comment-25013732-20140611091350/@comment-2234004-20140611163821

Well, like bloodedge said, it could be lag, in which case, your opponent has to try and make a move which should create the field (try using chat to see if the opponent is there). Alternatively, you can try using the proxy or the 2nd server and see if the problem is still there.