After a wild offseason, the WNBA’s 27th season tips off Friday and features a jam-packed opening weekend. All 12 teams will play over the first three days of the regular-season schedule, with Liberty-Mystics and Sun-Fever kicking things off at 7 p.m. ET on opening night. The regular season — which sees each team playing a 40-game schedule for the first time — will end on Sept. 10 with all teams playing on the final day. Advertisement Whether you’ve never followed the W before or are a seasoned fan ready to jump back into the swing of things, here’s everything you…