@parkourse Well, that's pretty much the definition of his skill set. He has the ability to easily gain and any kind of skill at the cost of his level rising very slowly. He's pretty much at the point where imagination is his only limiting factor from a magic perspective.
Btw draining the lake doesn’t mean the dungeon which likely goes down further will be dry...... unless it has a curve inside which prevented water from flowing in (like the inside of a toilet)