Everyone's Survival: the Master's Self-Cultivation

Survival for all + no heroine + farming + class lord + sequence + pseudo-infinite flow (The salty fish character is a rat, invincible but slow-paced. Currently, there is a background setting for Arknights. Others may be added later, take a look) The main ability of the protagonist is summoning, and the secondary ability is to destroy. Then he will be intermittently complacent and continue to eat and wait for death. The following plot is almost all kinds of weird dungeons, and then the protagonist himself will be admitted to the civil service and become a glorious NPC. The introduction is purely made up, just take a look at it ()