Collector's Edition Pack - $4.99
-Heads/Skins for four primary characters
-Contraband Sky Rocket Grenade.

Psycho Pack - $9.99
-Psycho playable character

Creature Slaughterdome - $4.99
-Map + new gear (Moxxi's Rocket Launcher)

Season Pass - $29.99

Captain Scarlett and her Pirate's Booty - $9.99 - 80/100
New Gear: Seraph Weapons
New environment with several new areas
More animated NPCs
New enemies and bosses
Two new raid bosses
New Vehicle: Sandskiff
New Character Customization: Heads
New Currency: Seraph Crystals
Level Range: First available mission is level 15.
Fast Travel Location: Oasis

Mr. Torgue's Campaign of Carnage - $9.99 - 82/100
Multiple missions and optional side missions
The Badass Crater of Badassitude - Arena-style, "horde-mode," "every man for himself"
New weapons
Pocket Rocket (Torgue)
Cobra (Jakobs)
Boom Puppy (Torgue)
Kitten (Vladof)
Slow Hand (E-Tech) (Hyperion)
New Enemies, including multiple bosses
Level Range: First available mission is level 15.
Fast Travel Location: Badass Crater of Badassitude
6 - 8 hours of additional gameplay

Sir Hammerlock's Big Game Hunt - $9.99 - 75/100
A new vehicle "fan boat." It has 69 customized skins.
Professor Nakayama - a self-important new enemy
One new head and character skin for each character class
A Stalker raid boss named Voracidous the Invincible that's "the size of a small building"
More Seraph gear
New Hammerlock-themed weapons
Monster-tracking missions that have been assigned by Sir Hammerlock himself
A Treasure room full of loot chests that can only be entered once
More Claptrap
A new, hidden Raid Boss - Dexiduous the Invincible
A hidden boss - Omnd-Omnd-Ohk
New enemies:
Giant Spores
Boroks
Scaylions
Savages
Swamp Skags
Wetland Drifters
Level Range: First mission given starts at level 30.
Fast Travel Location: Hunter's Grotto

Tiny Tina's Assault on Dragon Keep - $9.99 - 86/100
New enemy types including:
Dragons
Dwarves
Giant Spiders
Golems
Knights
Orcs
Pixies
Skeletons
Treants and Stumpies
Wizards
Mimics
New items, including new guns, shields, fantasy-themed class mods, and spell-like grenade mods.
Dragons!
Level Range: First mission given starts at level 30.
Fast Travel Location: Unassuming Docks of Potentially Little Importance

Ultimate Vault Hunters Updgrade Pack - $4.99
Level cap to 61
11 more skill points
"Ancient" E-Tech relics and rare Pearlscent-grade weapons in Ultimate Vault Hunter Mode.

Mecromancer Pack - $9.99 (Included w/ Pre-Order Copies)
-Mecromancer playable character

Madness, Supremecy, Domination Packs - $0.99 (each) / character
-Heads/Skins for four primary characters + Mecromancer (if owned) + Psycho (if owned)

Other Head/Skin Packs - $0.99 (each)
-Gunzerker Dapper Gent Pack
-Siren Glitter and Gore Pack
-Commando Haggard Hunter Pack
-Assassin Stinging Blade Pack
-Mecromancer Steampunk Slayer Pack
-Psycho Dark Psyche Pack

This whole article belongs to 'Kriegen' (http://steamcommunity.com/app/49520)