Apocalypse: I Awaken One Skill Every Day and Become Invincible

[Stockpiling + Ruthless Protagonist + Not a Neighborhood Warlord Story + Not a Cheated-On Rebirth Story] Cheng Yin unlocks a system one month before the apocalypse begins. And this system grants him an overpowered skill every single day. On the very first day, he receives a storage space of 500 million cubic meters. Wait, there’s also an invisibility skill? And the Dog Talisman’s power of immortality, eternal life, and agelessness? Hold on—why is there even a Shadow Troop?! The Rabbit Talisman can even travel to the past and the future? Cheng Yin immediately begins stockpiling supplies like crazy. When the apocalypse finally arrives— He is already invincible.