The seiyuu joke works on multiple levels. Besides playing the narrator, Chiba was also one of the villains in HnK, and he lobbied unsuccessfully to have his character's death scream be "CHIBAAAA--!"
You are not qualified to live.NOTICE: TinaChiba!
Chiba Shigeru(Narrator for preview of Hokuto No Ken)Vanish Death
Due to a bug, casting "Death" on an enemy with "Vanish" would kill them even if they were normally immune. Though, Cefca can't be Vanished...