Rebirth After the Doomsday: I Hoarded Tens of Billions of Supplies

The cause of the doomsday: The solar storm triggered "grey fog radiation", 70% of humans turned into zombies, 10% awakened supernatural powers, and 5% evolved into alien beasts. · Forces: The remnants of the government, warlords, unions of superpowers, and the mysterious "Black Tower" come every six months and open a death dungeon. · Core conflict: The protagonist must not only survive, but also save his companions who died for him in his previous life, and destroy the "mastermind" who caused the apocalypse.