Shaquille O'Neal's Sacramento State and Master P's University of New Orleans basketball programs are going head-to-head in an epic scrimmage showdown ... a matchup made in TMZ Sports heaven!!
Just last week, we reported the rap legend -- who recently became the president of basketball operations at UNO -- wanted to set up a friendly competition with the Hall of Famer's Hornets ... and the Big Aristotle told us he was 100% in!!
Fast forward to Thursday .