Wii and DS - Fluidity, Racers' Islands: Crazy Arenas, Sonson, Samurai Defenders, Space Ace and Wolf of the Battlefield

Here are this week's downloads, demos and videos for the Wii and Nintendo DS:

• WiiWare: Fireplacing ($5), Fluidity ($12) and Racers' Islands: Crazy Arenas ($6) plus demo of Fluidity (available for limited time)
• Virtual Console: Arcade classics Sonson ($8) and Wolf of the Battlefield: Commando ($8)
• DSiWare: Dairojo! Samurai Defenders ($8), Rytmik Rock Edition ($2) and Space Ace ($8)
• Rock Band 3 (due Tuesday, December 7): Queen Extravaganza Pack 01 ($11 or $2-3 each) with "Hammer to Fall," "Keep Yourself Alive," "Now I'm Here," "Play the Game," "Tenement Funster," "We Are the Champions" and "We Will Rock You" and Queen RB3 Enhanced Pack ($10 or $2-3 each) with "I Want It All," "I Want To Break Free," "Killer Queen," "One Vision," "Somebody To Love" and "Under Pressure"
• Rock Band 2/Rock Band 3 Rock Band Network tracks ($1-3 each; due Tuesday, December 7) "Curse You All Men! (Live)" by Emperor, "Radiator" by Family Force 5, "Smash the Control Machine" by Otep, "Hanuman" by Rodrigo y Gabriela, "Rollercoaster" by Sleater-Kinney, "In Circles" by Sunny Day Real Estate, "Living in a Whirlwind" by Warbringer and "Spin" by We the Kings
• DS Demos (via Wii's Nintendo Channel): All repeats including Ace Attorney Investigations: Miles Edgeworth, America's Test Kitchen: Let's Get Cooking, Bakugan Battle Brawlers, Battle of Giants: Mutant Insects, Brain Age, Brain Age 2, Crafting Mama, Crosswords DS, Dragon Ball: Origins 2, Flash Focus, Fossil Fighters, Ivy the Kiwi?, Mystery Case Files: MillionHeir, Personal Trainer: Math, Pokemon Ranger: Guardian Signs, Picross 3D, Rhythm Heaven, Rooms DS, Sonic Colors and Women's Murder Club: Games of Passion
• Game Videos: Babysitting Mama, Dairojo! Samurai Defenders, Donkey Kong Country Returns, Fireplacing, Flipnote Studio, Fluidity, Lost in Shadow, Racers' Islands: Crazy Arenas and Super Mario Bros.