Not Many, but I still don't regret my purchase. Order is in first bought to last.
Legend of Zelda: The Wind Waker HD (Came with the Console).
Nintendo World
Mario Kart 8
Hyrule Warriors
Bayonetta 2 (+1)
Super Smash Bros for Wii U
Deus Ex Human Revolution: The Director's Cut
VC:
Legend of Zelda: A Link to the Past
Kirby's Dreamland 3 (Bought it with Club Nintendo points)
Mega Man VII
Earthbound
Future:
Maybe Super Mario 3D World, New Super Mario Bros U and Super Luigi U
Fire Emblem and Metroid Fusion for the VC
Xenoblade Chronicles X
Legend of Zelda U
Maybe Star Fox U (Depends on Reviews).
Metroid U if it comes out.
Shin Megami Tensei x Fire Emblem