Negazelle appeared in 2002 TV series called Kamen Rider Ryuki. Negazelle (ネガゼール Negazeēru) is a Gazelle/Cape Buffalo-type Zelle that could move very fast and had a blade on each arm. It interfered in the fight between Ouja & Knight Survive. This monster was killed by Knight Survive's Shippu Dan. Negazelle appeared in Shinji's dream during the Hyper Video special, among those destroyed by Zolda's End of World.
In the World of Ryuki, a Negazelle appears summoned by Kamen Rider Imperer in the Kamen Rider Trial.