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Once on board the derelict vessel, Isaac finds himself beset by Necromorphs, horrendous undead creatures unleashed by a mysterious alien artifact known as a Marker. A starship systems engineer, he is initially contracted by the Concordance Extraction Company (C.E.C) to join the crew of its maintenance ship Kellion on a search and repair mission for USG Ishimura, which is the last known whereabouts of his ex-girlfriend Nicole Brennan who had sent a brief transmission to him. He was introduced as the protagonist of Dead Space (2008) developed by EA subsidiary EA Redwood Shores, which later became Visceral Games. Isaac Clarke is a fictional character in the survival horror media franchise Dead Space, owned and published by Electronic Arts. Isaac Clarke as depicted in promotional material for Dead Space 2
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