The key is located near a pile of rubble and rocks. A brief cutscene shows a close-up on the key, but it can still be easy to miss. However, it is necessary to pick up the Xibalba Key, because one can not exit the Xibalba without it.
The Xibalba Key's appearance is exactly the same as the one of the Jaguar Head.
- A minor artefact, which looks exactly the same as the Xibalba Key.