Riot Games disciplined Echo Fox Academy players for griefing
Overwatch Griefing: If somebody "grief" only at 1 point of the game, but plays the rest of the game decently, is he still guilty? This pudge bought all of the wards (literally
LOL: How To Deal With Griefing Trolls. - YouTube
League of Legends: How to Mute and Report Players in Champion Select
GRIEFING THE ENEMY TEAM WITH JAX! - YouTube
The current state of Shyvana is considered griefing at this point in high elo : r/leagueoflegends
How to Report Players in League of Legends
League players want permabans for griefing in ranked matches - Dexerto
Riot plans even stricter punishments for LoL griefers in coming months - Dot Esports
Riot's attitude for behavioral gameplay is causing players to quit League - Not A Gamer
Riot Games considering harsher penalties for griefers in League of Legends | The Loadout