Transmigrated as a useless hostage who starved to death in the Misty Forest, with a codex from the start: spend gold coins to summon strongmen, use magic cores to unlock skills.
The empire sent him a death notice, his family arranged an assassination, and the queen assigned him a wasteland.
Karl Caesar: Stop pretending, everyone. Pay me my severance, and I'll take over the Northern Frontier.
Give me three years to turn this ruined city into a mighty stronghold. Anyone who defies me will get a visit from Yellow Turban strongmen, hired for five hundred thousand gold coins, to explain things.