Global Class Change: I Am the Swarm

[Everyone Changes Class + Swarm + Overpowered + One Heroine + Mutation]

(Slower pace, with explosive army-building and individual mutation-based growth happening side by side)

Starting with just one person and one dog, he gets to experience the ultimate mutation.

Du Chen gazed thoughtfully at the husky in front of him.

“I’m curious what would happen if I kept mutating just one type of unit all the way to the end.”

“Ladies and gentlemen, a colossal creature has just been spotted in Jin City. We’re naming it...”

“Godzilla.”