Le jeu tourne en 1080p natif à 60fps sans chutes de framerates le tout avec un mix avec des éléments 3D :

Rayman Legends on Wii U is notable in that it retains the extreme resolution and frame-rate capabilities of the engine, but adds 3D elements to the mix. Rayman Legends combines wonderful 2D art with accomplished 3D elements and superb production values all-round.

Although we don't see it in the levels showcased here, previous footage also seems to have shown a 3D lightmap dynamically overlaid onto the environment.

http://www.eurogamer.net/articles/digitalfoundry-vs-the-rayman-legends-wii-u-demo