精靈三戒
While in the United States, he met Michael Bayne and they founded Three Rings Design to create "Puzzle Pirates". It was launched in 2003. It has been followed by "Bang Howdy", "Whirled", "Corpse Craft" and "Spiral Knights", in partnership with SEGA. In March 2011 Three Rings announced a partnership with the BBC to create an online game based on Doctor Who.