Amazon.com offers Mass Effect 2 for PC for $29.99 with free shipping. This is the lowest total price available by $15. They also have it for Xbox 360 for $39.99 with free shipping.
Quick Links: DVD Sale Summary / Best Buy Ad Scan / Target Ad Scan
These deals run from 3/7-3/13 and for Target are all in-store, for Best Buy their website will usually show the same prices.
Best Buy
[Best Buy 3/7 Ad Scan Page 1] [Page 2] - [Entire Ad]
PS3: 
Final Fantasy XIII – $59.99
Final Fantasy XIII Collector’s Edition Guide – $34.99 (Save $10 on the guide with the purchase of the Final Fantasy XIII game)
The Godfather II – $17.99
Sonic Ultimate Genesis Collection – $17.99
Dead Space – $17.99
MLB 2K10 – $59.99
Battlefield BC2 – $59.99
Alien v. Predator – $59.99
NCAA Basketball 10 – $39.99
Tony Hawk Ride – $69.99
Modern Warfare 2 – $49.99
Band Hero Kit – $158.99
Amazon.com offers the Xbox 360 120GB Elite 2009 Holiday Bundle for for $299.00 with free shipping. Also receive a $50 Amazon.com Gift Card with Xbox 360 Elite Winter Bundle Purchase. To qualify, check out with both of the items below in your cart. The price of the gift card will be discounted during check out.
Newegg.com offers Brutal Legend for the PS3 and Xbox 360 for $19.99 each with free shipping.
Brutal Legend for Xbox 360
Brutal Legend for PS3
Today only, Amazon offers Army of Two: The 40th Day for PS3 and Xbox 360 for $39.99 with free shipping. This is the lowest total price available by $14.
Amazon.com offers the Xbox 360 Wireless Controller in Black for for $29.99 with free shipping. This is the lowest total price available by $9.
Amazon.com offers Star Wars the Clone Wars: Republic Heroes for PS3, Xbox 360, and DS for $12.98. Shipping adds $4.98 or is free on orders over $25 or with Amazon Prime.
Star Wars the Clone Wars: Republic Heroes for Xbox 360
Star Wars the Clone Wars: Republic Heroes for PS3
Star Wars the Clone Wars: Republic Heroes for DS
Quick Links: DVD Sale Summary / Best Buy Ad Scan / Target Ad Scan
These deals run from 2/28-3/6 and for Target are all in-store, for Best Buy their website will usually show the same prices.
Best Buy
[Best Buy 2/28 Ad Scan] - [Entire Ad]
$29.99 Wii Games (Save $10): 
Avatar: The Game
Shaun White Snowboarding
Rabbids Go Home
Mario & Sonic at the Olympic Winter Games – $39.99
The Saboteur (Xbox 360) – $39.99
Xbox 360 Wireless Controller – $39.99 (Save $10)
Target
NBA 2K10 (PS3/Xbox 360/Wii) – $29.99
Dante’s Inferno (PS3/Xbox 360) – $39.99
MLB 10 The Show – $59.99 (Available 3/2 at 8 AM)
Today only, Amazon offers The Beatles: Rock Band for Wii, PS3, and Xbox 360 for $28.49 with free shipping. This is the lowest total price available by $6.
Amazon.com offers pre-orders of Battlefield: Bad Company 2 for the Xbox 360 and PS3 for $59.95 with free shipping. Also Pre-order Battlefield: Bad Company 2 Limited Edition, for PS3 or Xbox 360, and get $20 off a future video game purchase.
