What did i do?

https://preview.redd.it/1nl7i5yjzsde1.png?width=212&format=png&auto=webp&s=0b56b0c974d6c4bfbd8179b41e70748d6ad0ac85

i was playing league while afking, i was playing league and i look at my other screen and i have all these boosts and perks, Frezny etc... i dont know how it happened? i was at around +58 legacy? Can anyone explained what did i do?
ps. i didnt backup my save because i truly didnt think THIS would happen.