"Horde Blockader" or "Snake be-header" : Be the first to kill an Ork warboss, Nob, or war council member.

"Psyche Breaker" or "Bringer of Slaanesh" : Be the first to kill an Eldar Farseer, warlock, or war council member.

"Ruiner of the dead" or "Reaper of souls" : Kill at least 10 or more Eldar wraithguards/wraithlords

"The faithful of chaos" or "Dark Apostle" : Be the first to kill a Space marine chaplain, terminator, or war council member.

" The Berserker" : Kill 30 or more enemies on the battlefield with a two handed weapon in melee combat without switching to a range weapon.

"Angel killer" : Kill 30 or more Assault Marines on the battlefield

"Duck Hunter": Kill 30 or more Ork Stormboyz on the battlefield

"Siege Master": Take over an enemy outpost or territory

" Heavy Gunner": Take control of an enemy artillery Gun emplacement or kill 30 enemies with a heavy bolter.

"Grave Digger" or "Pest Exterminator": Survive through a "Underground" experience with your squad.

"The Executioner" : Kill a Carnifex in battle

"Nut Cracker" : Kill an ork mek boy or a SM librarian

"Bringer of Nurgle": kill an SM apothecary or ork painboy

"Bringer of Khorne": kill 100 or more melee enemies

"Bringer of Tzeentch": collect 10 or more items in the "underground feature

"Failure of Chaos" : Be turned into a warp spawn in a campaign

"The defiler" : Destroy an enemy Tank vehicle as a Havoc marine

"Destroyer of metal boxes" : Destroy an enemy transport vehicle

"The neglector of age" : Destroy a SM dreadnought, Eldar wraithlord and ork killa Kan, all in one Campaign

"The villain" : Kill a Hero or elite class player in a campaign

"Chaotic Powerhouse" : Obtain 50 weapons (melee or ranged) from fighting in battle

" The armored Bull" : Kill 50 enemies while inside a chaos predator

"Deffy" : Summon a defiler to aid the forces of chaos or destroy 15 vehicles with a Las-cannon

"Chaotic Rocket Man" : Kill 30 enemies as a Raptor marine

" Veteran of Evil" : Survive one Campaign

"Shadow in the warp" : Your character survives fighting on a single planet

"Chaos Incarnate" : Survive an entire Solar system's worth of fighting (may consists of 2-4 planets I think)

"Purger of false idols" : Burn 15 enemies with a flamer

"Trash compactor": destroy an ork killa kan or an orkish vehicle

"Deserter of the dead" : Destroy an SM dreadnought

"The deadly Anarchist" : Become a chaos dreadnought and kill 10 enemies