What you will need:

- A Friend with an account level 100+
- An account of your own
- Patience

This tutorial will allow you to get to use a friends account and get whatever level and whatever they have unlocked, accomplished, and rank.

NOTE**** You CAN Get banned for this, Dont Blame Me

Tutorial:
1. First you have to have a friend who is 100+
2. Then you have to recover his account on your xbox,
3. Now you find a quick game
4. Press Middle button X and hover over sign out
5. When you see the loading ackground of marcus wait three-five seconds and the press sign out
6.Sign back into your low level account and there you go, IF it didnt work Just keep trying it you will eventually get it