My xenoverse character has been used lol

[Nicoflare]

So I was doing some search turns out one of my characters feenle was I a forum. Is it copy right? I have the original screenshots from deviant art here’s the forum https://www.loverslab.com/topic/68916-xenoverse-2/?page=3

and here’s the image warning nfsw 

 

Here’s my original screenshot https://www.deviantart.com/zeng20/art/Dragonball-z-oc-feenle-611925710

 

can you guys help me out? I don’t mind if they use it just let me know next time