LASO is Legendary All Skulls On. You must complete this for one of the achievements. IVe completed some missions already on LASO on Halo CE and Halo 4. Willing to start over to help anyone complete it. Must be patient and have a mic. Either leave a message on here or message me in game zzzelttikS is my name.
Lmmoiation
GT: Electric F33L
GT BerserkGamer95