2012 National League speedway season  The 2012 season of the National League was the third tier/division of British speedway and was contested by eight teams. Newport and Belle Vue did not return from 2011, and Hackney opted to run at Rye House only, renaming the team Rye House Raiders. Mildenhall Fen Tigers beat Dudley Heathens in the play-off final to become champions. Buxton Hitmen Also rode:  Dudley Heathens Also rode:  Isle of Wight Islanders Also rode:  King's Lynn Young Stars Also rode:  Mildenhall Fen Tigers Also rode:  Rye House Raiders Also rode:  Scunthorpe Saints Also rode:  Stoke Potters Also rode:   PL = Matches; W = Wins; D = Draws; L = Losses; Pts = Total Points  SCORING SYSTEM Home loss by any number of points = 0 Home draw = 1 Home win by between 1 and 6 points = 2 Home win by 7 points or more = 3 Away loss by 7 points or more = 0 Away loss by 6 points or less = 1 Away draw = 2 Away win by between 1 and 6 points = 3 Away win by 7 points or more = 4  Top four teams race off in two-legged semi-finals and final to decide championship. Mildenhall Fen Tigers defeated Dudley Heathens in the final. The 2012 National League Knockout Cup was the 15th edition of the Knockout Cup for tier three teams. Mildenhall Fen Tigers were the winners for the second successive year.  +abandoned heat 12 due to curfew result stands  List of United Kingdom Speedway League Champions