All Animal Planet submarine
The Hammerhead Submarine, not to be confused with Cobra's Hammerhead, is a one man underwater exploration vehicle. Designed to travel fast with capabilities to go deeper then most any other submersible or small submarine, the Hammerhead is piloted by Holland. Commissioned by NOAA and similar organizations Holland takes the Hammerhead wherever it is needed.
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I really liked this vehicle when I first saw it. While at an NJCC a while back Spectre and I split the set, I getting the sub while he took the animal and the treasure chest.