Sark (full program name SARK-ES-1117821) is the secondary antagonist in TRON. A computer hacker is abducted into the digital world and forced to participate in gladiatorial games where his only chance of escape is with the help of a heroic security program. He is credited in the film as "Popcorn Co-Worker". Flynn gains the upper hand, but refuses to kill a defenseless Crom, twice defying Sark's command to do so. He is loyal to the MCP and his vision of Space Paranoids, in which the system is independent of users. Before its destruction, the MCP ends most of its conversations with Dillinger with the He makes only a brief cameo at the start of the first film, where he already creates the Ram program that makes connections between ENCOM and an unnamed insurance company and begins working in a cubicle next to Alan's. Crom and Flynn are forced to battle each other in the ring game. Sark has arachnophobia, as evidenced by his deep fear for the tarantula in glass he and APL once unboxed. At the start of the first film, he creates the Tron program that monitors communications between the MCP and the real world, but finds its progress confined. After Jarvis fails to prevent Sam Flynn from taking back his father's disc, Clu 2 derezzes him. When Tron arrived to face him, Dyson believed he was the Renegade until Tron revealed himself to him, he was shock to see him alive, try to offer him to joined him, but Tron refused. His Identity Disk is attached to his upper back. He started out as a friend and member of Tron's security force. He is destroyed after a long series of struggles, at whose end Flynn 'reintegrates' Clu 2 into himself, apparently destroying them both.Considered a master warrior, he uses two identity discs in combat and displays advanced acrobatic talent. While trying to stop a riot between some programs and ISOs, Dyson got half his face derezzed, believing Flynn has betrayed the grid due to siding with ISOs, he later joined Clu and participated in his coup against Tron and Kevin Flynn. Like Tron's, his armor is covered with circuity, but his circuitry is red with an orange glow. He is seen attending an ENCOM board meeting in the beginning of Legacy. Directed by Steven Lisberger. This cause him to flee Argon and reported Tron's survival to Clu. Dillinger authorizes the MCP to tighten security controls upon learning of Flynn's seeking evidence of the theft of his work, but when he starts questioning the MCP's intent to defy his plans of capturing other programs, the MCP threatens to expose Dillinger's misdeeds. He was a merciless and evil program, willing to do anything that pleased the MCP. Kevin Flynn is a former employee of the fictional software company ENCOM and the protagonist of the first film. When Tron, his user Flynn, and another program, Ram, escaped the Game Grid, Sark was ordered to round them up. Sark is right-handed. He is trained by Tron and looks to him as a mentor throughout his time as a games warrior. She works as one of the assistants of Walter Gibbs in the designing of the The romantic interest of Tron and Flynn, Yori is reunited with Tron after he rescues her from the clutches of the MCP, and helps Tron and Flynn reach its core, where their combined efforts destroy the MCP and its factional programs. He contributes to the rise of the Master Control Program that controls the ENCOM mainframe and creates the Sark program that acts as the MCP's second-in-command. The circuitry on Sark is also much more complex than Tron's and sports a "V"-shaped symbol in several places. Clu 2 later betrayed Flynn and Tron to seize total control of the Grid, and then enacted genocide upon the Isos, and forced Flynn into hiding for twenty years. In the second film, she is a confidante to Kevin Flynn, who saved her from Clu 2's purge of the ISOs. Sark's favorite film is Predator (1987).