Listen to the sound clip Knuckle up. from Galio - League of Legends: Knuckle up. Knuckle up. This sound is from Galio - League of Legends Galio Soundboard from League of Legends (LoL). League of Legends (LoL) is a multiplayer online battle arena video game developed and published by Riot Games. Go to the full soundboardwith more sound clips Search