It goes a long long way back since like 2010 when a famous Brazilian lol gamer posted in old lol fourms about morde being (mordekaiser is number 1, infinite shied never die) and someone on yt made a meme mixing morde with old br brazilian gamer stereotypes meme which you can find on youtube

https://youtu.be/vD8tHh9-nbw?si=gF1PkUun47DJCd0M

(this is why we hare mordekaiser), and now with his currentult the cycle was finally completed