what is the out of school strat 4 making friends?

after hs i havent really kept in contact w any1 and havent made alot of friends, i admitadly like what most ppl around me consider 2 be weird stuff (my hobbies are tcgs, ttrpgs and non mainsrtream video games) i go 2 my lgs(local game store) every weekend and play mtg w ppl but they are all 8+ my age and i wanna make friends closer 2 my age (18) how 2 find cool ppl around my age?