简介：WhentheBoogeyMancausesGrimtolosehispowers,rank,andtitleintheUnderworldCourtformisusinghispowers,heplotstoseekoutHorror'sHandandtakeovertheworld.It'suptoBilly,Mandy,Irwin,andGrimtogettoHorror'sHandbeforetheBoogeyMandoes.WrittenbyRtkat3…