* It's a misspelling: There might be a typo, and the intended phrase is something else entirely.
* It's a slang term: Some phrases are specific to a particular group or region, making it difficult to understand without more context.
* It's a made-up phrase: Perhaps it's part of a fictional story, game, or creative project.
To help me understand, could you please provide more context? For example:
* Where did you encounter this phrase?
* What was the surrounding text or conversation?
With more information, I can try to decipher the meaning of "Pyx Lax" more accurately.