Yoko Transfromation! A Creeping Bloodlust Yu yu hakusho : Season 4 Episode 102

In a brutal power play, Yomi has forced Kurama to serve as his advisor. If he doesn't, Yomi will destroy the one person Kurama loves more than anyone. But the alliance is hardly stable, for ancient seeds of hatred lie between them. Meanwhile, a group of familiar faces from the past return for one more shot against Yusuke!