The official six game lineup for SBO 2012 was announced today. Super Street Fighter IV: Arcade Edition is making a return, and Tekken is put back in the lineup with Tekken Tag Tournament 2 Unlimited. Aquapazza is also coming back but, in a big surprise, ST is nowhere to be found! Instead we have Third Strike, Virtua Fighter 5: Final Showdown, and Persona 4 Arena. The full list of games can be found below.
Tekken Tag Tournament 2 Unlimited: 2on2
Super Street Fighter IV Arcade Edition 2012: 3on3
Persona 4: Arena: 1on1
Virtua Fighter 5: Final Showdown: 3on3
Street Fighter 3rd Strike: 3on3
Source: Tougeki, tip via Mayonaka