Its a pretty good long term investment plan all things considered if you want to avoid work.
But he could probably make more money doing other things.
if few or nobody can actually heal injuries that badly depends on talent or luck.
( cause if its not then more people should be afford to heal slaves anyhow )
Then it would mainly be used by the military, professional medics or VIP guards purely based on supply and demand.
( again, if they are not you just find a few other mages to do the same and its a glorious pyramid scheme.)
And most of those probably require a stronger work ethic then what the MC has to be stable jobs.
wow mc how insensitive. he just told pickles to break a leg when she literally has a history of paralysis smh
Also this