Fight Night Round 4 Trailer Talks Muscle Movement

"With Fight Night Round 4, each muscle is moving," producer Jeff Atienza explains below. "You're gonna see the chest move, you're gonna see the abs tighten up."

"We did a lot of research to see how blood rolls down the face," he adds. The full game hits retailers in PS3 and Xbox 360 form on June 30. Those that pre-order get early access to the downloadable demo, which arrives for everyone on June 4. BOOM video 1949