Ive now seen alot of previews and seen most of the weapons and prestiges. ( theres alot of different prestiges on youtube but i dont know if any are te exact ones. )
New guns are FAMAS which will probably be a very liked gun by alot of people.
New perks can be found on a site called
www.modernwarfare247.com which is a very good site.
Assualt Rifles- Bushmaster ACR
- TAR-21
- FAMAS-F1
- F2000
- SCAR-L
- Steyr AUG (STG 77 from psp socom that what that is i think )
- AK-103
- G36
- M4 Carbine
- M16
- G3
- IMBEL MD-3
- AK-47
Thats only the Assualt Rifles theres alot more in sub-machine guns etc.. look on the site.