Of course he did, but according to ESPN's write-up he did NOT play
Kansas: Mason also had six assists. ... The Jayhawks shot 66 percent from the field in the second half. ...
F Landen Lucas (toe) participated in warmups but did not play. F Jamari Traylor (ankle) played two minutes in the first half.
espn.go.com/ncb/recap?gameId=400813745
But wait...according to their box score he DID play. Quite the paradox here
espn.go.com/ncb/boxscore?gameId=400813745