Is Blac Chyna getting the ultimate revenge against the Kardashians with this picture?

Blac Chyna's beef with the Kardashians is no secret at all. 

She dated ex's of Jenners and most famously dated and had a child with Rob Kardashian himself.

But she's gone and done something that may be the ultimate revenge against the whole family. 

And that something is this picture:

Like holy s**t! That's Khloe's ex.

What we thought was well untruly over and done with may be just starting to get good...