2K Games have released five new trailers of Borderlands featuring actual gameplay action (HUDs, menus and all) showing off various facets of the forthcoming action RPG slash first person shooter.

Splitscreen - 2 players, 1 screen.
Mad Criticals - It's all about the floating numbers.
Arid Hills - An environment early in the game.
Punching Skaggs - Melee action.
Menus - Get your character progression awn.

Borderlands lands on October 23rd 2009 for PC, Xbox 360 and PlayStation 3.

i only see 5 vids.

I can't count :)