I thought it would be interesting to add the top 3 . . . Classic noob really LOL

Skull

Devastator Highest multikill X 325
Longest killstreak X 119
Highest kdr X 87

Fist

Killed entire enemy team X 341
Most flashbang hits X 257
Fewest deaths X 177

Guns

Most claymore kills X 633
Most equipment kills X 356
Most shotgun kills X 245

Gun

Most weapon swaps X 325
Most hipfire kills X 120
Most time watching killcams X 100

Stars

Highest avg altitude X 155

Sick face

Shortest life X 3

Bomb

Most points X 45

Skulls
306 "The Feared" - most kills
258 "Immortal" - highest kdr
237 "Unstoppable" - longest killstreak

Red Fists
916 "None Spared" - killed entire enemy team
480 "Flanker" - most kills from behind
217 "Executioner" - most execution kills(killing ppl that are in last stand with headshot)

Purple Guns
971 "Buckshot" - most shotgun kills
455 "Boomstick" - most shotgun headshots
283 "semtex Pro" - most semtex kills

Green Guns
734 "Runner"- most time spent sprinting
tied at second 675 "Nomad"(most distance traveled) and "Sprayer"(most hipfire kills)
564 "Weapon rack" - most weapon swaps

Frowny face
2 "Deathrow" - longest defathstreak
2 "Blindsided" - most kills from behind
1 "Clay Pigeon" - most shotgun deaths (shakes head)

Red Stars
539 "Undercover" - most time spent near enemies
333 "Low Profile" - lowest average altitude
264 "Grudge Match" - most kills of the same player

Bombs
3 "Bomb threat" - most kills as bomb carrier
3 "Bomb Expert" - most bombs planted
2 "Bomb Blocker" - most bomb carrier kills

thats it lol

Alu's deadly with the "sprint around & shotty" strat (a personal favorite of mine in TDM w/ an M1014).  Banion's deadly with those Claymores & shotty in CQB areas.  Both of you guys also kill the entire other team for free!