It's better to FIX descriptions and tags from spammers' uploads rather than DELETING their contributions. Notice some great artists like Lazur URH are making great creations from their raw materials.
This is a completely free image Spammers are Contributors Too that you can download, post, and use for any purpose.
Image License: CC0 No Rights Reserved
You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission, and at no cost. This image is completely free.