The two Origin masters he took with him were pretty special. Zamaec was the son of a family that decided to stay on Peuh years ago and he merged with the Origin of the Holy Blade with the ability to make powerful holy sword that are very effective against undead and it would grow with every unholy being killed by it. Aeran was a neutral gender spirit that merged with the Alpha and Omega Origin and could summon two guns, one destroyed and the other created.
He had them here to help them grow by fighting the undead while he was deal with the celestial warlock.
"Master, why did you not used the power to revert this world." Aedan asked as his silver gun shot bullets of light that dissolved the the body of an sixth realm Elder Lich.