Champion Mastery Level 6 und 7 via Hextech Crafting | League of Legends - YouTube
Champion mastery system was added almost 2 yeats ago but stull looks unfinished. No additional progres, no additional cosmitics. Kinda the same with prismatics. System was added but never improved. : r/LegendsOfRuneterra
Champion Mastery in Wild Rift – Wild Rift Beta Support