Sydney has confirmed Kurt Tippett and Callum Mills will miss next weekend's semifinal final against the Crows.
Mills suffered a grade one hamstring strain during the Swans' loss to the Giants on Saturday afternoon, while Tippett suffered a non displaced, hairline fracture to his jaw.
Sydney host Adelaide at the SCG next Saturday night, with the winner to play Geelong in the preliminary final on Friday, September 23.