If you want your own dragon at home, you can go here or here to learn how to make your own origami dragon like the one shown here. I imagine this one is probably a common or garden, but I’m sure you can find a way to add some retractible claws, or any other features you want in your dragon.
If you want to be a real pirate like Grimbeard the Ghastly, you definitely need to talk like a pirate. And, what better day to start doing that than International Talk like a Pirate Day? It falls on September 19 every year, so put it on your calendar.