The ultimate Deep Sea Sport Fish to catch is the Swordfish. This great fish is truly the king of the sea & the most coveted trophy Game Fish in all of the worlds Oceans & Seas. The Swordfish is known to be the gladiator of the Deep Ocean, he is the only fish to fight back with sharks when attacked. There are documented cases where a Swordfish & Mako Shark went to battle & the Swordfish emerged victorious. That is correct, this Gladiator of the Sea can kill even the Smartest & Fastest of the Sharks.