You guys might have heard of this person, he is a personal hero of mine and has the highest mastery on Teemo in NA (I think) : r/TeemoTalk
Manco1 on Twitter: "Current go to runes for Teemo. Electrocute/Aery is up to preference, I personally like Aery a lot although I tend to favor Electrocute when I know I'm going to
Mastery 7 before 35k Points. Not quite millions but still an achievement for me :) : r/TeemoTalk