Los Angeles - Movie producer Avi Arad has optioned the rights to develop a movie based on "Mass Effect," the popular sci-fi game developed by BioWare and published by Electronic Arts (NASD: ERTS), Variety reported, citing confirmation by "numerous sources." Arad previously headed comic publisher Marvel's movie business ("X-Men," "Spider-Man") and now helms his own production company, which is currently working on an adaptation of the game "Lost Planet."