|Season:||Kamen Rider Spade Warrior|
|Shell Undead Rouze Card|
The Shell Undead emerges from the sea, going after Dirk Trent when he befriended Jason Kneller. Though he ran from Heart Warrior in the first fight, the Shell Undead causes a fire on Jason's boat before being sealed.
- Shell Undead - Kamen Rider Blade counterpart at Kamen Rider Wiki