Full list of all 8 Fight Night Round 3 achievements worth 1,000 gamerscore. It takes around 3-4 hours to unlock all of the achievements on Xbox 360.
Achievements they've won
Achievements they've not won
Win The BK® Invitational Fight.
Win the Dodge sponsored fight.
Win the Everlast™ sponsored fight.
Win the Under Armour® sponsored fight.
Win any ESPN Wednesday Night Fight event.
Win any ESPN Friday Night Fight event.
Win any ESPN Pay Per View fight event.
Win any EA SPORTS™ sponsored fight.