There is another way, make sure your dummy xbox with no DLC is the host, this way your other main xbox will be fine.
Achievements completion : 99,41%
Gamerscore completion : 99,43%
Retail games completed : 76/80
I'm a completionist!!!
Currently working on Halo MCC, GTA 5 (X1).
Looking for partners to boost Saints Row 1 mp achievements
If you send a friend request, please send a message telling why, otherwise I will just ignore it