Amazon (orders ship free, or ship free with a combined total order of $25 or more):

Over 1000 items to choose from: Buy 1 video game or accessory, get 1 50% off - includes games and accessories for Wii, DS, 3DS, and other popular systems

2-For-$30 or less, shipped! (buy 1, get 1 50% off when sold by Amazon.com): Super Mario Galaxy (Wii, $19.99), Chrono Trigger (DS, $19.99, free S&H), Final Fantasy IV (DS, $19.99), Final Fantasy: The 4 Heroes of Light (DS, $19.32), Final Fantasy III (DS, $19.54), Monster Tale (DS, $18.10), Super Paper Mario (Wii, $19.99), Mario Super Sluggers (Wii, $19.96), Mario Strikers Charged (Wii, $19.99), Punch-Out!! (Wii, $19.99, free S&H), NBA Jam (Wii, $19.96), Animal Crossing: City Folk (Wii, $19.99), Harvest Moon: Animal Parade (Wii, $19.96), Rune Factory: Frontier (Wii, $19.99), Back to the Future: The Game (Wii, $19.99)

19 days of video game deals: Day 7 - Music and Dance Day - for Wii, DS, and other popular systems

Deal of the day: Just Dance 3 (Wii, $25.99, free S&H)

Includes Amazon exclusive hardcover art book: Rayman Origins (Wii, $45.98, free S&H) - part of Amazon's Buy 1, Get 1 50% off sale

3DS deals: Ridge Racer 3D (3DS, $16.96, 43% off), Bust-A-Move Universe (3DS, $9.99, 50% off), Asphalt 3D (3DS, $9.99, 50% off), Tom Clancy's Ghost Recon Shadow Wars (3DS, $15.96, 47% off)

Best Buy

$50 gift card with purchase of a 3DS system ($169.99, free S&H; available in Cosmo Black, Aqua Blue, Flame Red)

No More Heroes 2: Desperate Struggle (Wii, $9.50, free S&H), Teenage Mutant Ninja Turtles: Smash-Up (Wii, $9.50, free S&H), Final Fantasy Crystal Chronicles: The Crystal Bearers (Wii, $9.50, free S&H), De Blob 2 (Wii, $9.50, free S&H), Kingdom Hearts: Re: Coded (DS, $14.50, free S&H), BlazBlue: Continuum Shift II (3DS, $14.50, free S&H), Professor Layton and the Unwound Future (DS, $19.50, free S&H), Dream Trigger (3DS, $9.50, free S&H), Thor: God of Thunder (DS, $9.50, free S&H), Okamiden (DS, $14.50, free S&H), Bust-A-Move Universe (3DS, $9.50, free S&H), Dragon Quest VI: Realms of Revelation (DS, $14.50, free S&H)

Games and accessories for $5.99 each; Games and accessories for $9.99 each

Black uDraw GameTablet with uDraw Studio: Instant Artist bundle (Wii, $49.99, save $20.00, free S&H)

$20 gift card with the purchase of a Nintendo Wii with New Super Mario Bros. Wii/Mario soundtrack bundle ($149.99, free S&H; available in black)

Buy any 2 Games priced $29.99 and up, get 1 free (free S&H) - includes games for Wii, DS, 3DS and other popular systems

Walmart

2-For deals: 2-For-$30 Nintendo DS games with bonus game case, 2-For-$30 Nintendo DS games, 2-For-$20 Nintendo Wii games, 2-For-$30 Nintendo 3DS games, 2-For-$20 Nintendo DS games, 2-For-$30 Nintendo Wii games

Free Nintendo swag: Free Super Mario Bros. 25th Anniversary Limited Edition Cinch bag with purchase of Nintendo Selects game (Wii, $19.96, free site-to-store shipping)

Free site-to-store shipping: The Legend of Zelda: Spirit Tracks (DS, $17.96), Ridge Racer 3D (3DS, $16.96 new), Tom Clancy's Ghost Recon: Shadow Wars (3DS, $15.96 new)

Gamestop

$20 gift card with purchase: Special Edition Zelda Cosmo Black 3DS with The Legend of Zelda: Ocarina of Time 3D bundle ($199.99 new, online only)

Discounts and offers: Free shipping on game and accessory orders of $20 or more, DJ Hero 2 with turntable bundle (Wii, $14.99 new, save $11.00), DJ Hero 2 Party Bundle (Wii, $24.99 new, save $35.00, includes game, two turntables and microphone)

Samus would approve: Metroid: Other M (Wii, $9.99 new)

Available for pre-order: Xenoblade Chronicles (Wii, $49.99, available 4/2/12)

3DS bundles: Flame Red 3DS with Super Mario 3D Land bundle ($199.99 new), Pearl Pink Nintendo 3DS with Nintendogs + Cats: French Bulldog & New Friends ($169.99 new)

Free copy of Metroid: Other M (Wii) with your purchase of a black Nintendo Wii with Mario Kart Wii hardware bundle ($149.99) or black Nintendo Wii with Super Mario Bros. Wii and Mario soundtrack hardware bundle ($149.99). In-store pickup available.

Coupons: Coupon code HAPPY to save $20 off your in-stock purchase of $149.99 or more (excludes systems and gift cards); Coupon code MERRY to save $15 off your in-stock purchase of $99.99 or more (excludes systems and gift cards); Coupon code 20ACC for 20% off in-stock accessories (excludes points, time cards, and select PC accessories). Coupons expire December 14th.

Other retailers:

NewEgg: Muramasa: The Demon Blade (Wii, $8.99, free S&H), Valkyrie Profile: Covenant of the Plume (DS, $9.99, free S&H), Tetris Party Deluxe (DS, $14.99, free S&H), Rhythm Heaven (DS, $9.99, free S&H), Giana Sisters DS (DS, $14.99, free S&H), Sonic Colors (DS, $15.99, free S&H), Final Fantasy III (DS, $14.99, free S&H), Dragon's Lair (DS, $11.99, free S&H), Kingdom Hearts: 358/2 Days (DS, $14.99, free S&H), Dragon Quest VI: Realms of Revelation (DS, $14.99, free S&H), Kingdom Hearts: Re: Coded (DS, $14.99, free S&H), Dragon Quest IX: Sentinels Starry Sky (DS, $14.99, free S&H), Dragon Quest IV: Chapters of the Chosen (DS, $14.99, free S&H), Dragon's Lair Trilogy (Wii, $14.99, free S&H), Sin & Punishment: Star Successor (Wii, $15.99, free S&H), De Blob (Wii, $15.99, free S&H)

Toys R Us: Buy 1, Get 1 Free on select video games, Free Mario Bobblehead stylus with any DSi or DSi XL system purchase; Free Ultra sensor bar with the purchase of any Wii system; Buy 1, Get 1 50% off on K'Nex Mario Kart building sets; Buy 1, Get 1 50% off on Mega Bloks Need For Speed building sets; Buy 1, Get 1 50% off on all video games and accessories; $40 gift card and free Mario bobblehead stylus with Nintendo 3DS base system ($169.99; available in Aqua Blue, Flame Red, Cosmo Black) or Rose Metallic Nintendo 3DS system with Nintendogs + Cats bundle ($169.99, in-store only); $40 gift card and Super Mario stylus 4-pack with the purchase of a Flame Red 3DS with Super Mario 3D Land bundle ($199.99, in-store only)

Target: Online only, 3DS system with Mario Kart 7 bundle - includes system, game, Mario Kart Snap & Go Kit ($189.99, save $35.00). Available in Flame Red, Aqua Blue, Cosmo Black; Online and in-store, $20 gift card with the purchase of a black Nintendo Wii with New Super Mario Bros. Wii/Mario soundtrack bundle ($149.99); In-store, Free Skylanders character ($7.99 value) with purchase of a Skylanders: Spyro's Adventure Starter Pack ($69.99)

Kmart, in-store: $15 gaming coupon with the purchase of Mario Kart 7 (3DS, $39.99), $30 gaming coupon with the purchase of a 3DS system ($169.99), $50 gaming coupon with the purchase of a Wii system ($149.99) - free Shop Your Way Rewards membership required for gaming coupon offers; $10 off any 3DS game priced $29.99 or above (excluding Mario Kart 7 and Super Mario 3D Land); Skylanders: Spyro's Adventure Starter Pack (Wii, $59.99)