Rare Archy items like the Crawling Claw and other pets can only be gotten (is that even a word lol) once per character. So if you want another one you would have to level Archy on another toon. But the pets are also cageable as you know so you can get another one off the AH or in a trade.
"Even when you are winning soundly, you must always give your opponent a way to retreat with honor. If you don't, then he has no reason to surrender. He will fight until the bitter end, and you will pay a larger price for victory."