MTL - I Recycle Corpses In Konoha - ~ take a leave

Awakening to a post-apocalyptic world infested with zombies and mutated monsters, Alex makes a startling discovery: he possesses a system that grants him access to unlimited resources every day.【Congratulations, you've received unlimited bottled water.】【Congratulations, you've received unlimited 9mm bullets.】【Congratulations, you've received unlimited cold medicine.】...With each system notification, Alex's chances of survival soar while others struggle to stay alive.As everyone else fights for their lives, Alex finds himself living in luxury, residing in a lavish mansion where he leisurely sips red wine and savors grilled delicacies amidst the chaos of the end times...

Found a suitable body named Bai Xiao. Reincarnating into the World of Elementalists.

“Mission: Overpopulation of carnivorous fish in the lagoon.

Please kill 666 carnivorous fish in order to prevent the destruction of the lagoon’s ecosystem.

Reward: 20 Balance Points.”

“Mission: Forest fire.

Extinguish the fire.

Reward: 200 Balance Points.”

- Description from Novelupdates

In an alternate world, a demon disrupts dynasties, harvests souls, and refines a banner of ten thousand souls.Under the heavenly tribulation, his body and soul are destroyed, but the Ten Thousand Souls Banner protects his undying spirit. Unable to possess a body, he's countered instead.A laid-back young man in society, wielding the Ten Thousand Souls Banner, roams the human world.With the Ten Thousand Souls Banner in hand, I refine a Golden Core with good deeds.A slice-of-life story with no ambition for conquest, helping the departed fulfill their wishes, gaining merit to repair the Ten Thousand Souls Banner, and enjoying a laid-back life.

Lieutenant Reia a fox girl and a squad leader, comes back from a highly dangerous mission that involved the retrieval of a highly confidential file.Reia looked into the files themselves while on the mission and discovers a blueprint of a generator for a new source of energy that could potentially wipe out the entire world. Upon returning to her quarters she tries to figure out what the military plans to do and how much time they have before they need to leave.However, the military already made their move and sent someone to assassinate Reia and her squad. Reia knowing exactly what they were here for decides to push forward the plan to run away from the military. Killing the general that came to kill them sets off the military to hunt Reia and her squad forcing them to leave.Reia and her squad then attempt to escape but while they are escaping, the middle of the military base began to erupt. Massive cracks formed across the entire military city, and then these cracks began spewing green lava.This green lava had an effect causing everyone that was touched by the lava to turn into a mutant. Half humans became a much bigger version of their animals and humans became an elongated version of themselves. Their bodies would turn into a black oily slime substance and lose all logical thought.Reia and her squad manage to make it to the outer city without being infected but were separated in the process.Now being separated each of the members must survive on their own and find a way to regroup.Reia knew how strong her squad members were and believed they could survive, but now it was her mission to find her members again and find a safe place to survive the apocalypse.