This unnamed man is the main antagonist of Rider Time: Kamen Rider Ryuki. He transformed into Kamen Rider Odin (仮面ライダーオーディン, Kamen Raidā Ōdin). In 2019, the Mirror World's Rider Battle is started again. An unknown man gave Tatsuya the Another Ryuki Watch, allowing him to become Another Ryuki. With its power, Tatsuya started killing people to gather life energy to save the life of his beloved Sara. However, unexpectedly Kamen Rider Ryuki reappeared in the real world, confronting Tatsuya and givin