Complete all Hammerlock's Hunt side missions - Borderlands 2
Tip Moxxi $10,000 - Borderlands 2
Discover all named locations in Sanctuary, Opportunity, and Lynchwood - Borderlands 2
1,687/4,292920/1,87538/75
61/3,21215/1,0001/46
30/3,98920/2,0002/90