Actor Joe Flanigan earlier tweeted “Just signed on to do the new AO4 video game for Electronic Arts. Some splinter from Battlefield. Finally, my kids think I am cool again”
Could AO4 could refer to Army of Four, a sequel in the Army of Two franchise with four player co-op, up from the previous two?
Source: Joe Flanigan’s Twitter: https://twitter.com/#!/JoeFlanigan