It took two years to develop Dos, mainly to make sure playing the game was different enough from Uno. But don't expect to see Tres anytime soon, says Adler. "We're happy where we are with Dos ...

Garbajosa said he provided the golfer's people with posters, various vacation pictures and video footage dating back to 2005 showing Calderon throwing the "Uno Dos Tres" three-point salute.

Original image has been replaced. Credit: Mashable There's a sequel to the card game UNO — it's appropriately called DOS. DOS is a new take on UNO that uses a similar system of numbered and ...