Disposable Guns...which explode...when you throw them...and explode bigger, the more ammo you leave in them.
Nomad - a boss in the game - who uses a Midget as meat shield.
The mission the player of the level is in "A Dam Fine Resource" I can only assume is a quest mission to fix or build a dam, which could mean a whole new set of areas with rivers.
Introduction of Salvador - The Gunzerker (who may have Jaundice or was from The Simpsons), Handsome Jack - a villain and a few other hilarious travellers on Pandora.
Huge magazines for weapons now and the game takes place 9 years after Borderlands 1.
The game will be in co-op split screen like the last game. Definitely Co-Op gaming
A new place called Bloodshot Rampart as well as Island City and new colours in the game such as green.
Markus is a celebrated and worshipped Gunlord.
When you are losing health, your screen gets bloody, but like James Bond dripping down your screen bloody (a bit in the way, but still cool)
Roland was captured from the first game and brought back as NPC's.
New mini-map to see objectives clearer.
Sirens confirmed for returning with 4 new characters (and a few surprises)
Hyperion is still in the game and a mega-global corporation trying to take over Pandora.
Brand new perks and skills "Out of Bubblegum" and "Get Some" (DNF, anyone?)
Badasses, Psychos are back, Robots are in the game too!