The enemy was Jack-o'-lantern.
It was a creature born from the legend of a thief's soul being trapped in the world, unable to leave due to his sins and deal with Satan.
'It probably is a ghost. I've already mastered the technique to exorcize mid-grade ghosts like those giant ghosts. But…'
The fourth type of ghost was those with a clear mind and a physical body in the actual world. This type of ghost had a goal or was set autonomously to do a set of actions.
Based on its legend, maybe its action was to chase vampires away from its home or somewhere it designated as its home.
'I need to beat it up first before exorcizing it if Jack-o'-lantern is really a ghost.'
Kai observed Jack-o'-lantern, who took on a stance. Maybe the creature had noticed the danger behind his Phoenix fire as it raised its scythe behind its back and the lantern in the front, creating two fireballs flying around it.
"Kakakaka."