pirate caterpillar

I've been posting a lot to gather up information from the knowledgeable Testies, after doing research and not finding answers on my own, so I hope that is ok! So my question here is, are there any ships that will not be available once the game releases, like limited versions or variants of...

So I've been thinking about getting a Caterpillar. It's been off and on for a long time. I'm finally almost convinced. So does anyone have a cheap CCU to the Caterpillar Pirate Edition? I'm broke ATM, so I wouldn't be able to buy it yet, I'm just trying to see if anyone actually has a giftable one.