Syndication Arizona RepublicAll 20 rosters for the 2026 World Baseball Classic will be revealed during a 90-minute MLB Network special on Feb. 5 at 7 p.m. Team USA manager Mark DeRosa will also appear to discuss the roster the Americans have assembled as they chase their first World Baseball Classic title since 2017. The timing comes just two days after countries submit their final 30-man rosters on Feb. 3. Three of the four most-watched World Baseball Classic games in U.S. history came from the 2023 tournament. The tournament’s popularity exploded internationally, particularly in Japan, where games averaged over 30 million viewers.