Got my Wii U just November last year there. Got quite a few ( 15 ) and you can add Donkey Kong Tropical Freeze to the list as Its a day 1 purchase for me..
Sonic and Sega Racing Transformed
Zombi U
Deus Ex: Human Revolution
Pikmin 3
Batman Arkham City Armored Edition
Super Mario Bros U
Super Luigi U
Super Mario 3D World
Rayman Legends
Sonic Lost World ( Deadly six edition )
E-shop games
Trine 2
Edge
Runner 2
Nano Assault Neo
Zen Pinball 2