The games currently known to be in production, or at least announced, are the following:
Aliens: Colonial Marines
Assassin's Creed
Batman: Arkham City
Battlefield
Darksiders II
Dirt
Dragon Quest X: Mezameshi Itsutsu no Shuzoku Online
F1/Formula One
Killer Freaks from Outer Space
Lego City Stories
Metro: Last Light
Ninja Gaiden 3: Razor's Edge
No More Heroes 3
Pikmin 3
Project Cars
Project Nova
Rabbids
Super Mario
Super Smash Bros.
Tekken
The Legend of Zelda
Tom Clancy's Ghost Recon Online Arcade
A Monolith Soft game
A Retro Studios game
A THQ game
Another THQ game
A Ubisoft game
Which other games would you eventually like to see on the Wii U? I would really dig a sequel to Wave Race 64, a new Resident Evil game and a few new IPs.