....And every year there are more tickets added on Ticketmaster during the week prior to the tournament. Blocks of tickets are held for teams and sponsors, and usually some of them end up with extras that go unsold or unused. So another option is to keep checking. There has never been a complete sellout of any Thursday or Friday sessions. I think there was only one sellout of any session in the Arch Madness history. The 2007 final with Creighton vs. SIU listed the attendance as 22,612 (capacity is listed as 22,000).