So apparently i have gotten two crimson dlc achievemnts, ODST and Special Delivery. I do have the crimson dlc, but im pretty sure i didnt do the things nessacary to unlock them and they never showed up while i was playing… Glitch? Not that im complaining… xD
they are glitched for some people. it happens.
ya i got the odst one just for killing someone while jumping 
but if any one has tips on how to get all the manconnon and warthog achivements let me know i want to ge them but i dont wanna destroy my k/d in the process
> ya i got the odst one just for killing someone while jumping but if any one has tips on how to get all the manconnon and warthog achivements let me know i want to ge them but i dont wanna destroy my k/d in the process
To get the warthod achievement youtube it. I did what the vid told me and got it 1st game.
I got both of them just a few minutes ago. All I did was jump into the side seat of an enemy warthog and melee the driver once. I didn’t even kill anyone.
Was so strange.