The 2D Serious Sam spin-off arrives on Xbox Live with new levels, weapon customization, co-operative play and the signature gunstacker. Spelunky can be downloaded for 800 MS Points (£6.80 / $10).
Also available on Xbox Live this week is Capcom Arcade Cabinet, which includes Black Tiger and an expanding list of arcade classics to download.
Full retail releases Family Guy: Back to the Multiverse, Ace Combat: Assault Horizon, Epic Mickey 2: The Power of Two, Just Dance Kids 2, Rise of the Guardians: The Video Game and Jane's Advanced Strike Fighters are also now available for download along with 'The Infamy' single-player add-on for Assassin's Creed 3.
Finally, there is a sale on Elder Scrolls games and add-ons this week, with prices dropped on Skyrim, Oblivion and Oblivion DLC.
> Read last week's Xbox Live Arcade update
This week's Xbox Live update in full:
- Serious Sam Double D XXL (800 MS Points / £6.80 / $10)
- Capcom Arcade Cabinet (400 MS Points / £3.40 / $5)
- Family Guy: Back to the Multiverse (£49.99 / $59.99)
- Ace Combat: Assault Horizon (£14.99 / $19.99)
- Epic Mickey 2: The Power of Two (£29.99 / $39.99)
- Just Dance Kids 2 ($19.99)
- Rise of the Guardians: The Video Game (£34.99 / $39.99)
- Jane's Advanced Strike Fighters (£24.99 / $29.99)
- Naruto Shippuden: Ultimate Ninja Storm 3
Assassin's Creed 3
- The Infamy (800 MS Points / £6.80 / $10)
- MGS4 Raiden Custom Body (160 Microsoft Points / £1.36 / $2)
- Metal Sonic & Outrun DLC (240 MS Points / £2.04 / $3)
- Wasteland Sewer Missions (160 Microsoft Points / £1.36 / $2)
- 'Black Berry' - Ram Jam (240 MS Points / £2.04 / $3)
- 'Carry on Wayward Son' - Kansas (240 MS Points / £2.04 / $3)
- 'You've Got Another Thing Comin' - Judas Priest (240 MS Points / £2.04 / $3)
- 'Lights' - Ellie Goulding (240 MS Points / £2.04 / $3)
- The Elder Scrolls V: Skyrim (£14.99 / $39.99)
- The Elder Scrolls IV: Oblivion (£8.99 / $9.99)
- Oblivion - Knights of the Nine (200 MS Points / £1.70 / $2.50)
- Oblivion: Shivering Isles (600 MS Points / £5.10 / $7.50)