Hydro-Venom (Web Splashers)
"Taking to the seas with a small army of alien symbiotes at his side, Venom sets out to take over the undersea kingdom of Atlantis, and make it his own! Riding atop his three-headed water blasting hydra, Venom rushes along the water's surface while his forces attack below. Fighting both Spider-Man and the Atlantian Prince Namor, Venom has his symbiotic hands full! But with his shapeshifting symbiote allies and his underwater whirlwind machines, he's out to give the heroes a fight they won't forget!
Features pump-up water blasting 3-headed hydra that floats and shoots water."