Basically Vel'Koz, with a suit specially fit to him, and maybe a monacle(obviously he can't have glasses).
Bit of short idea, but I mean, it'd basically be like Definitely Not Blitzcrank but without the nose, and fit to Vel'Koz's form.
Since we're talking about school themes (Fiora has one too!), I really think we ought to have a schoolgirl/schoolboy skin(s). Honestly, I recommend 
, but since she just got a skin how about 
? Considering her invisibility, imagine all the "I hope senpai notices me" jokes and lines she could have.
why geometry, he should teach P.E.
Please call this Professor Eyebeam (his original name)
Give him rulers held on his tenticles. Make his ult fire a long string of numbers.
should make his laser a giant ruler
