Kamen Rider Barlckxs

Kamen Rider Barlckxs appeared in 2019 movie called Kamen Rider Zi-O: Over Quartzer. He's actually the original version of Sougo Tokiwa (常磐ソウゴ Tokiwa Sōgo) who is the leader of Quartzer that transforms into Kamen Rider Barlckxs (仮面ライダーバールクス Kamen Raidā Bārukusu), which is a villain Rider who appear in Kamen Rider Zi-O: Over Quartzer.

This version of Sougo Tokiwa claims to be the original version, who reigns as the king of time. His goal is to erase the Kamen Riders and create a new world.