Borderlands Official Timeline

Here is the official borderlands timeline so far including DLC's

List goes in order from top to bottom
 * Borderlands
 * The Zombie Island of Dr. Ned (DLC)
 * Mad Moxxi's Underdome Riot (DLC)
 * The Secret Armory of General Knoxx (DLC)
 * Claptrap's New Robot Revolution (DLC)


 * Borderlands: The Pre-Sequel (flashback)
 * Shock Drop Slaughter Pit (Pre-Order Bonus)
 * The Holodome Onslaught (DLC)
 * Claptastic Voyage (DLC)


 * Borderlands 2
 * Natural Selection Annex (Pre-Order Bonus)
 * Captain Scarlett and Her Pirate's Booty (DLC)
 * Mr. Torgue's Campaign of Carnage (DLC)
 * Sir Hammerlock's Big Game Hunt (DLC)
 * Tiny Tina's Assault on Dragon Keep (DLC)
 * Ultimate Vault Hunter Upgrade Pack Two: Digistruct Peak Challenge (DLC)
 * T.K. Baha's Bloody Harvest (DLC)
 * The Horrible Hunger of the Ravenous Wattle Gobbler (DLC)
 * How Marcus Saved Mercenary Day (DLC)
 * Mad Moxxi and the Wedding Day Massacre (DLC)
 * Sir Hammerlock vs. the Son of Crawmerax (DLC)
 *  Tales from the Borderlands episode 1: Zer0 Sum
 * Tales from the Borderlands episode 2: Atlas Mugged
 * Tales from the Borderlands episode 3: Catch a Ride
 * Borderlands: The Pre-Sequel (present day)
 * Tales from the Borderlands episode 4: Escape Plan Bravo
 * Tales from the Borderlands episode 5: The Vault of the Traveler