Humiliation

Challenges in the Humiliation tier.

Airborne
Unlocked at level 42 XP reward: 250

Get a two-kill streak while in mid-air.

Multi-Frag
Unlocked at level 42 XP reward: 250

Kill two enemies with one grenade.

MG Master
Unlocked at level 42 XP reward: 250

Get a four-kill streak while on a mounted machine gun.

Slasher
Unlocked at level 45 XP reward: 250

Get a three-kill streak with the knife.

Multi-C4
Unlocked at level 45 XP reward: 250

Kill two enemies with one C4.

Hot Potato I, II and III
Unlocked at level 45 XP reward: 50, 100, 250

Kill 1, 5 and 15 enemies with a throw-back grenade.

Car Bomb
Unlocked at level 45 XP reward: 50, 100, 250

Kill an enemy by blowing up a car near him.

Backstabber
Unlocked at level 47 XP reward: 250

Kill an enemy by stabbing him in the back with the knife.

Slow But Sure
Unlocked at level 47 XP reward: 50, 100, 250

Kill an enemy while stunned by a Stun grenade.

Flashbang Veteran I, II and III
Unlocked at level 47 XP reward: 50, 100, 250

Kill 5, 10 and 25 enemies blinded by a flashbang.

Misery Loves Company I, II and III
Unlocked at level 47 XP reward: 50, 100, 250

Kill one, two and three enemies with a cooked greande that hasn't been thrown.

Ouch I, II and III
Unlocked at level 48 XP reward: 50, 100, 250

Kill 1, 5 and 15 enemies with a non-detonated grenade launcehr grenade.

Rival
Unlocked at level 48 XP reward: 250

Kill an enemy five times in a match.

Cruelty
Unlocked at level 48 XP reward: 250

Kill an enemy with his own weapon.

Think Fast
Unlocked at level 50 XP reward: 250

Kill an enemy with a direct impact from a frag grenade.

Think Fast Stun
Unlocked at level 50 XP reward: 50, 100, 250

Kill an enemy with a direct impact from a Stun grenade.

Think Fast Flash
Unlocked at level 50 XP reward: 50, 100, 250

Kill and enemy with a direct impact from a Flash grenade.

Return to Sender
Unlocked at level 50 XP reward: 250

Kill an enemy by destyroying his C4.

Blindfire
Unlocked at level 50 XP reward: 50, 100, 250

Kill an enemy while you are blinded by a flash grenade.