Pulled this Jaxson Dart from a score blaster while in Puerto Rico. First Extraterrestrial Hit👽

Sometimes I buy sealed packs at flea markets and they’re cheap and I want to rip something. But I don’t always know if it’s from a grav, retail, blaster, mega or hobby. I notice all packs have an abbreviation. Is there somewhere I can study to learn the lingo on the back? Here’s an example in the photo posted.