What is this name in my guild?

https://media.discordapp.net/attachments/847911520746209343/1375990096775610458/image.png?ex=6833b223&is=683260a3&hm=de0f42e676525c8c0f7d6fb0bee2e5e879faec041cf661781229651f07625ee4&=&format=webp&quality=lossless

I was playing path of exile 2 and my friends was laughting at me, then they told me look at my path of exile 2 name on the guild and there it was this name called ''Nugla''? No problem, just wanna know, why is this name there, i didn't choose it.

ok nugla

You either chose it or accepted an invite, it doesn't just randomly happen to people.