HOW DO I REPORT TWO GUYS/CLAN ([BIXA]) THEY HARASSING ME FOR A LONG LONG TIME NOW (VIDEO & PRINTS !)

i need help with reporting two stalker/harassers/toxic players that are literally every match with me online calling me names, and trying to create fake lore about me. they now are on my twitch sending death threats and speaking ill of neurodiverse people and a lot of other things of sexual nature:ban: