User blog comment:BalrogLune/Kamen Rider Physiology/@comment-4040842-20130911161848/@comment-4040842-20130912210957

No. Amazon, Black, Black RX, Kugga, Agito, Gills, Another Agito, the Advent Riders, Oni Riders, Kiva, OOO, Wizard, Beast, and Mage are all mystic riders. Kiva counts as a hybrid rider cause he's both a mystic and bio rider. And so does Amazon. Shin is also a bio rider.