Leave Pyro Pete's Bar
Head for the Badass Crater Bar
Meet your new trainer
Meet up with your new trainer
Moxxi: "Hey darlin'. Right now you're ranked fourth on the Torgue leaderboard but don't worry - There's nothing better than getting to third.. Base... It's a sex thing. The rank three badass is a cannibalistic road hog named Motor Momma. You'll need to train a little before you take her on, but I've hired the best trainer in the business. Go meet her.
Motor Momma's hiding out, just waiting for the other gladiators to kill each other off. Once you're done with your training, you'll be ready to lure her out.
Moxxi is your new sponsor and she's as talented at a gladiatorial promotion as she is at drawing attention away from her face. And she has a plan for you...