I think you mean Semtex and you unlock it at Lv. 4 when you unlock create a class.
no you cant sorry
Only if its xbox 360 if its normal xbox you cant
Yes. (almost as good as the XBOX 360's mw2)
BRAZZRS
Look up how to bypass on MW2 on Youtube <-- It is no bypass for xbox! only ps3....
huuum no
Nope.
check in the manual from the cover
Check the Leaderboards?
On the XBOX 360, yes.
June 3 for Xbox 360
no