Story Arcs:

Learning Curve-balls - Ch. 2 - 7

Master and Apprentice - Ch. 8 - #

A Fist Full of Dust

The Thorian Threat

Let's Go Punch a Reaper

Reunion

Building A Better Badass

Let's Punch Some Collectors

Recruitment Hard Drive

The Fang

Welcome to Space

Beyond Omega 4

The Arrival

Doomsday

Let's Punch Some More Reapers!

Downtime At The End Of Everything

The Grand Alliance

The Final Battle

Dust to Dust