What's the most creative piece of bondage, BDSM, or bindings you've seen on this site? It can range from immobilising tentacles to mummification to machine restraints or even to "cold storage" where the character is put in a box with all sorts of kinky stuff!... Just show an example if you so please.

*Fake cough*

What I'm throwing in as an example.
https://e621.net/post/show/114598/
https://e621.net/post/show/977584/