Wii U - A list of confirmed/probable/possible/demo titles

Confirmed:

Pikmin 3
Smash Bros.
Lego City Stories
Darksiders II
Ninja Gaiden: Razor’s Edge
Batman: Arkham City
New Ubisoft FPS IP
New Ubisoft multi-sports family IP
Ghost Recon Online
Assassin’s Creed
Rabbids

Probables

Aliens: Colonial Marines (showreel - prototyped, considered)
Dirt (showreel)
Metro Last Light (showreel)
Tekken (showreel)
FIFA
Battlefield
Madden NFL

Possibles:

BioShock
Zelda HD
New Super Mario Bros. Mii

Demos

Chase Mii
Shield Pose
Zelda HD
New Super Mario Bros. Mii
Battle Mii

Link