Where to sell my account

I want to sell my fortnite account, but I don't know where. What I've already tried: willhaben, youtube, tiktok. Now I don't know where to sell.

Ebay or nookazon

Ebay would still be a possibility or among friends / relatives

Ebay classifieds.

You can't sell anything that isn't yours.

It's mine

No he doesn't.

When you created the account, you agreed to the terms and conditions of EPIC-Games:

Section 6 … All rights granted to you under this Agreement are expressly granted only by license and not by sale. No license or other rights are created tacitly, by estrangement or otherwise…

EPIC owns the account and not you. You can only use it.