were founded by himself, Zero, EVA, Ocelot, Sigint, and Para-Medic to realize the will of the Boss, Big Boss' mentor. Differing interpretations split the group into two factions: Zero's, which stood for government control of society to prevent conflict, and Big Boss', where soldiers fought for personal beliefs, unrestrained by governments. Zero consigned control to AI networks, the Patriots. After Big Boss' downfall in Zanzibar, the Patriots placed him in an induced coma, and later initiated the war economy, a vision far from the Boss' will. Ocelot and EVA planned to restore Big Boss by destroying the Patriots. The possession of Ocelot through Liquid was a ruse to draw the Patriots' attention. Big Boss then kills Zero by cutting off his life support. He informs Snake that the nanomachines from Drebin contained FOXDIE, engineered by the Patriots to kill EVA, Ocelot, and Big Boss. With the new strain supplanting the mutated strain, Snake poses no risk of becoming a biological weapon unless he lives long enough for it to mutate. After understanding his mentor's will and telling Snake to find a new reason to keep living, Big Boss dies beside the Boss' grave. Snake decides to live the time he has left peacefully with Otacon and Sunny. Development Metal Gear Solid 4 started development due to fan demand. Series creator Hideo Kojima had previously directed the prequel Metal Gear Solid 3: Snake Eater, which was meant to end the series. People's demand to have a sequel to Metal Gear Solid 2: Sons of Liberty and clear the mysteries Kojima wanted to leave to the players' interpretations resulted in the making of Metal Gear Solid 4. Kojima announced that he would be retiring as director of the Metal Gear series after Snake Eater, and would leave his position open to another person for Metal Gear Solid 4. As a joke, the new director was announced as Alan Smithee; in R, a 400-page book bundled with Metal Gear Solid 3s Japanese Premium Package, the director was revealed to be Shuyo Murata, co-writer of Snake Eater and director of Zone of the Enders: The 2nd Runner. He also contributed easter eggs to Sons of Liberty and Metal Gear: Ghost Babel. It was announced that Kojima would be co-directing the game with Murata after substantial negative fan reaction, including death threats. Kojima wished to implement a new style of gameplay which was set in