Native Instruments Maschine

Description (via Amazon)
Maschine combines the flexibility of computer-based music production with the ease of a groove box into one powerful creative tool. Utilizing onboard samples or your own audio files, Machine's unique combination of hardware and software not only ensures a fast and fun workflow, but lets you easily turn your ideas into professional productions.

Who uses Maschine?
Flying Lotus

Tutorials
Coming soon...

Official Site
http://www.native-instruments.com/#/en/products/producer/maschine/