海馬モクバ モクバ
Younger brother of [[Kaiba Seto]] in [[Yu-Gi-Oh! Duel Monsters]]. He and Seto were adopted by Gozaburo Kaiba from an orphanage. 

Mokuba has a long history of being kidnapped and abused by Seto's enemies, resulting in Seto always having to come to his rescue.
kaiba mokuba