Makuin of the Blob (ブロブの膜（マク）イン Burobu no Makuin is the leader of the Yuumajuu, wishing to reform the world in his image for his kind to flourish in and taking delight in human suffering. He is named after The Blob (マックイーンの絶対の危機 Makkuīn no Zettai no Kiki, "Mcqueen's Abolute Crisis") with his naming includes the kanji for "membrane" (膜 maku) and earthworm aspects on his body.