Yeah, he was in a TRU exclusive 3-pack with Torpedo and Deep Six called GI Joe Sea Command. I don't think they were that hard to find at the time. Quick eBay search shows carded sets from mid $20 up to $50-ish with loose being less. Probably should be able to get a set, or Cutter loose, for a decent price if you wait it out on eBay.
E...