You must advance to the Rust Commons and complete all the following missions for this trophy to unlock:
Fresh Off The Bus - Guardian Angle
The Doctor Is In - Dr. Zed
Skags At The Gate - Dr. Zed
Claptrap Rescue -Claptrap
Fix’er Upper - Dr. Zed
Blinding Nine-Toes - Dr. Zed
Nine-Toes: Meet T.K Baha - Dr. Zed
Nine-Toes: T.K’s Food - T.K. Baha
Got Grenades? - T.K. Baha
Nine-Toes: Take Him Down - T.K. Baha
Nine-Toes: Time To Collect - T.K. Baha
Job Hunting - Dr. Zed
Sledge: Meet Shep - Dr. Zed
Catch-A-Ride
Bone Head’s Theft
The Piss Wash Hurdle
Return to Zed
Sledge: The Mine Key
Sledge: To The Safe House
Sledge: Battle For The Badlands
Claptrap Rescue: Sledges's Safe House
Side Missions – Shep Sanders
Get The Flock Outa Here
Breaking Wind
What Hit The Fan?
T.K Has More Work
T.K’S Life & Limb
By The Seeds Of Your Pants
Circle Of Death: Meat & Greet (see Circle of Death)
Why Are They Here?
Get A Little Blood On The Tyres
Hidden Journal: The Arid Badlands
Shock: Crystal Harvest
Claptrap rescue Lost Cave
Scavenger: Sniper Rifle
Scavenger: Combat Rifle
The Legend Of Moe & Marley
Find Bruce McClane
Product Recall
Insult To Injury
Scheming Sabotage
Circle Of Death: Round 1
Circle Of Death: Round 2
Circle Of Death: Final Round
Happy Hunting :)