Posts about pivotstar rules RSS feed (pivotstar rules, en) 2019-02-11 11:12Victory or Valhalla returns: Waterford's annual derby tournament back for a second year. 2018-10-26 09:30Short Track Roller Derby: A first Scottish test 2018-05-21 09:30ViQueens' Victorious Valhalla: a test for PivotStar rules.