The "ReGen" is a special edition YoYoFactory model, produced for a Thanksgiving Mystery Box event in collaboration with YoYoExpert. It is essentially a plastic version of the popular Super-G, signature edition of 2014 World Champion Gentry Stein.
The ReGen is made from machined POM plastic and features matte black caps with "Gentry Stein" and "YoYoFactory" shadow-printed on them. It comes with a CenterTrac bearing and CBC Slim Pads.