Yusuke Onodera wakes up with several familiar-looking strangers in a mysterious house on an isolated island with no memory of how they all got there. A creepy figure on the television indicates they must play the games he demands... and the penalties for losing are deadly!
RIDER TIME: Kamen Rider Decade VS Zi-O (Season 1)
Decade Mansion's Death Game, Chapter 1: The FIRST Stage 0.0
Air date: 2021-02-09
Runtime: 12 min
Decade Mansion's Death Game, Chapter 2: The NEXT Stage 0.0
Air date: 2021-02-14
Runtime: 12 min
Decade Mansion's Death Game, Final Chapter: The FINAL Stage 0.0
Air date: 2021-02-21
Runtime: 14 min
Seasons
Episodes 3