Krim Steinbelt/Zi-O

Krim Steinbelt (クリム・スタインベルト) was a scientist who invented and installed his consciousness within the Drive Driver (ドライブドライバー) after his "death" by the Roidmudes. In 2019, his existence and the history of Kamen Rider Drive is threatened and requests Sougo Tokiwa for his assistance.

Kamen Rider Zi-O: Over Quartzer
Krim Steinbelt's existence is put into danger by the Quartzer, who wish to format Sougo Tokiwa's timeline and erase all Riders, beginning with Drive. Krim and Go request Sougo to go into past and save his ancestor for safeguarding Drive's history. After Sougo achieves success in his mission, Krim presents him with Drive and Mach Ridewatches.

Portrayal
Krim Steinbelt, who is also the consciousness of the Drive Driver, is portrayed by Chris Peppler.