League in the title refers to League of Legends, the multiplayer online battle arena game released by Riot Games in 2009 that built one of gaming's largest fan communities. Short declarations like this circulated through streams, Discord servers and soundboards, where players share quick voice clips to signal loyalty to the game. The I Love League phrasing works as both a genuine fan statement and an ironic reaction, which helped it persist beyond a single video or creator. It remains in use because the reference is unmistakable to players and the sentiment needs no explanation.