Isaiah Adams sank two free throws with 12.7 seconds, and the University of Toledo prevented Ball State from getting a shot off on its final two possessions for a thrilling 67-66 victory.
Officials had a lengthy replay review, calling off a buzzer-beater for Ball State.
Ball State made nine of its first 15 shots and was 13 of 26 in the first half, building a 35-28 halftime lead.
The Rockets started 4 of 15 and trailed by double digits four times. They had eight offensive rebounds and only five second-chance points.
Sam Lewis sparked a rally midway through the first half with eight consecutive points, trimming the Ball State lead to two points.