The Ocean Hunter is the East Pacific Ocean. Kraken is said to dwell within a sunken ship somewhere on the ocean floor. Enemies Mid-level Bosses Boss On the in-game map, this is the Indian Ocean, specifically the Arabian Sea. Rumors say that Leviathan can be found at the underwater ruins of an ancient city. Enemies Mid-level Boss Boss Named after the mythological greek hell of Tartarus. On the in-game map, this is the North Atlantic Ocean, somewhere within the area around Bermuda. Charybdis could be encountered within the caves located in the deepest part of this ocean. Enemies Mid-level Bosses Boss Named after
Challenger Deep of ± On 31 May 2009 the United States sent the "Nereus" hybrid remotely operated vehicle (HROV) to the Challenger Deep. Nereus thus became the first vehicle to reach the Mariana Trench since 1998 and the deepest-diving vehicle then in operation. Project manager and developer Andy Bowen heralded the achievement as "the start of a new era in ocean exploration". "Nereus", unlike "Kaikō", did not need to be powered or controlled by a cable connected to a ship on the ocean surface. "Nereus" spent over 10 hours at the bottom of the Challenger Deep and measured a depth of at