I cultivate immortality legally, so why call me a demon?

As long as the host continuously completes Demon Lord tasks, you can become a generation's Demon Venerable. 】 "This is the era of civilized cultivation, and you want me to be a demon lord, System? Do you think I have too much life left?" 【Task One: As a demon lord, killing and looting treasures should be as simple as eating and drinking. Please snatch away the fortuitous opportunities of others and use them for yourself! 】 "System, robbery is three to ten years in prison!" 【Task Two: A demon lord should have countless followers, making them willingly offer tributes to help you achieve the Great Dao. Host, please recruit followers (0/1000). 】 "Big brother, isn't this illegal? Two years ago there was a demonic cult organization, and every single one of them was sentenced to over five years." 【Task Three: You are now a qualified demon lord. Please refine your first demonic magic treasure: the Myriad Soul Banner. 】 "Trading souls is a capital offense! You damn system, if you want me dead, just say it!" ... "What? Stealing someone's takeout is also 'snatching fortuitous opportunities'?" "What? Livestreaming sales counts as 'developing followers'!" "What? Digital lives generated by AI can also be used to refine the Myriad Soul Banner!" "You're not a system, you're my father!" ... Several years later, Su Yuan—who had become the Great Demon Venerable by working as a delivery driver, a streamer, and a paid internet shill to complete one demon lord task after another—was given a new title by the world. 【The Wage-Slave Immortal Venerable】