He was voiced by the late Mahito Tsujimura.
Kamen Rider Stronger
Dead Lion was summoned by the Great Leader after Mr. Titan's death to replace General Shadow for his continued failures to defeat Stronger, leading to Shadow deserting Black Satan to form his own group.
It is unknown what happened to Dead Lion following Black Satan's destruction, as he is not seen afterwards.
Kamen Rider Spirits
Dead Lion reappears in the manga Kamen Rider Spirits, having surviving the fall of Black Satan by going into hiding before resurfacing as a member of the Badan Empire along with several other past foes of the Kamen Riders.
Powers and Abilities
Dead Lion's primary weapon is his clawright hand, the "Dead Hand". He can also remove his mane and use it as a boomerang.