Ken Griffey Jr.'s Slugfest is an online retro game which you can play for free here at playretrogames.com It has the tags: sports, baseball, and was added on Feb 10, 2015. It has been played 5028 times and is available for the following systems: n64 / n64 / Nintendo 64 You can also play Ken Griffey Jr.'s Slugfest unblocked.