Yup! He has skills yes but is IQ is far superior to any other player that currently plays the game
He himself said that Karlsson is the most intelligent hockey player in the world and thinks/sees the game in a way that is unreal for him.
Think the exact quote was that Karlsson plays like if he could see the ice from above, like in a video game.
But yes, Stone's biggest asset is not speed, shot, passing or technical skills, it's his mind, work-ethic and positioning.
I think Vegas should show some generosity and gift him to Buffalo, for let's say, Ristolainen and Thompsoon.