Massive Xbox Live countdown to 2013 sale starts Dec. 18

Dozens of Xbox 360 games are scheduled to go on sale starting Dec. 18 as part of Microsoft's Countdown to 2013 event first announced by Major Nelson in a round-up of Xbox Marketplace updates.

From Dec. 18 to Dec. 31, sales will be themed around a certain game series, genre or publisher. Sales prices have not been announced as of yet; However, the full list of games set for discount (as spotted by NeoGAF) is available below.

Dec. 18 to Dec. 31 sale items:

Frogger: Hyper Arcade Edition
Joe Danger 2: The Movie
Zuma's Revenge!
The Simpsons Arcade Game
Wreckateer
Plants vs. Zombies
Peggle
PeggleNights Content Pack
Fire Pro Wrestling
SONIC 4 Episode II
Sonic The Hedgehog 2
RAW
A World of Keflings
A World of Keflings: Sugar, Spice and Not So Nice
A World of Keflings: It Came From Outer Space
Kinect Party
Jet Set Radio

Unannounced Games on Demand titles will also be on sale.

Dec. 18 - Modern Warfare 3 deals

Modern Warfare 3
Collection 1 DLC
Collection 2 DLC
Collection 3 DLC
Collection 4 DLC

Dec. 19: LEGO Games

Lego Batman
Lego Star Wars: The Complete Saga
Lego Star Wars III
Lego Indiana Jones
Lego Pirates of the Caribbean
Lego Indiana Jones 2
Lego Harry Potter

Dec. 20: Platformer Games

Fez
HELL YEAH! Wrath of the Dead Rabbit
Sonic Adventure 2
Rayman Origins
Rayman 3 HD
Mark of the Ninja
Trine 2

Dec. 21: Rockstar Games

L.A. Noire
Red Dead Redemption
Max Payne 3
Midnight Club: LA

Dec. 22: TBA

Dec. 23: Summer of Arcade 2012 Games

Dust: An Elysian Tail
Deadlight
Hybrid

Dec. 24: Trials HD and Trials Evolution

Trials HD
Trials HD: Big Thrills
Trials HD: Big Pack
Trials Evolution
Trials Evolution: Origin of Pain

Dec. 25: Kinect Family

Hydro Thunder
Rock of Ages
Mini Ninjas Adventures
Leedmees
Fruit Ninja Kinect
Fruit Ninja Kinect: 8-bit Cartridge
Fruit Ninja Kinect: Art Box
Fruit Ninja Kinect: Space Capsule
Fruit Ninja Kinect: Storm Season

Dec. 26: TBA

Dec. 27: Borderlands

Borderlands
Borderlands 2
Borderlands 2 Season Pass

Dec. 28: The Walking Dead

The Walking Dead Episode 1
The Walking Dead Episode 2
The Walking Dead Episode 3
The Walking Dead Episode 4
The Walking Dead Episode 5

Dec. 29: Family Games

Banjo Kazooie: Nuts & Bolts
Cars 2: The Video Game
Crash Of The Titans
Toy Story 3
Crazy Taxi
The Splatters

Dec. 30: Fighting Games

Virtua Fighter 5 Final Showdown
Street Fighter III: Online Edition
Dungeon Fighter LIVE: Fall Of Hendon Myre

Dec. 31: Skyrim and Oblivion

The Elder Scrolls V: Skyrim
The Elder Scrolls V: Skyrim: Dawnguard
The Elder Scrolls V: Skyrim: Hearthfire
The Elder Scrolls IV: Oblivion
The Elder Scrolls IV: Oblivion: Shivering Isles
The Elder Scrolls IV: Oblivion: Knights of the Nine