Those monster energy drinks got codes underneath they "clip" for special unlocks, here are the matching byte values:
Patches: (2 bytes) 564 (viper) & 565 (the beast)
BG: (byte) 73 (viper) & 74 (the beast)
masks:
(byte) 47-50 heads are the locked clan wars ones
(byte) 24-25 are the 2 specials ghost/skull masks (mw3/ghosts)
clan costume:
(byte) 54-55 (male/female)
patch addresses are ez to find in CE (near squad member name). tip look in memory view at soldier name and change patch, quickly alt tab to see what byte changed, and add it to list
quick tut vid: