You have to get 50 kills i think with frags that are paybacks. Well it's deffinatly paybacks with frags
To get the mw2 nuke emblem you have to get 10 nukes OVER 9000 joke, 10
get 2500 headshots
Get 25 AC-130s
yes
There is no rhino emblem. Unless you are talking about the Ghost emblem, in that case it would be reaching 10th Prestige.
10000 headshots with snipers
The hyena...You have to get 50 kills with a RPG.
call in 25
you need to get 5 tactical nukes
Complete ak-47 veteran2
play team deathmatch and get the top score
kill 2 people with claymors 50times