As opposed to the Low Int High wis who usually get to show their cunning or deeper understanding of the world do you have any senseless or arrogant genius who actually gets to show why they call themselves genius.

For exemple Vaarsuvius in order of stick is an arrogant wizard who cause great mistakes out of hubris but are also such a big assets because they are high level wizard that can plan their spells ahead in optimal way they are able to turn battle around by themselves.

One moment that gets to show their smart though is when they are trying to figure out a dungeon and while the party follow the rogue's shell game mentality since it was how other kept their dungeon V is able to deduce from the hints given that the dungeon is actually a gauntlet.

Another is Torvald from Weekly roll who is the team spellcaster, and a necromancer who got a death sentence for evading taxes from the profit he made using dead dwarves as workforce. He does have a degree inmagic though and is quick on th euptake sober https://www.webtoons.com/en/canvas/the-weekly-roll/ch-88-the-necromancer-revealed/viewer?title_no=358889&episode_no=90