Bleed Scarlet and Gray? The Battle Isn't Over! Support Ohio State and the Buckeyes in the 2014 Ohio State vs. Michigan Blood Battle. This year for the first time, you can make a financial donation to the American Red Cross on behalf of your favorite team to show your support. Be a part of the 33rd annual Blood Battle and help save lives at the same time. Help Ohio State win the off-the-field battle by making your monetary donation today. Share the link and invite other OSU alumni, students, and fans to join the competition. May the best fans win!