User blog comment:Pedro9basket/Battlefield 3: Back to Karkand Gameplay Trailer released/@comment-2224289-20111105094230/@comment-2224289-20111105134558

Indeed. Support is a usually defending class, not the ones that sneak into behind enemy lines and blow everything essential to the enemy like the SF did in BF2 and Recon did in BF2142 and BC2. If they do such, with the core weapons as well, Back to Karkand could very well be my "game" until BF4.