After 21 games, Carlisle are three points from safety and currently sit in 21st place in League One. After overseeing two promotions during his last spell, manager Simpson led the Brunton Park team to promotion through the playoffs in his first full season back at the club last term. Wrexham, on the other hand, look like one of the favorites for promotion to League One as they sit third in League Two, six points behind table toppers Stockport County.