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How I built a hidden ARG inside a Deltarune fan site
Published on March 10, 2026By DEV Community
I recently finished a personal project: a Deltarune archive built with React and TypeScript. The site has character pages, lore, music, stats and sprites — all styled after the game's battle screen UI. But it also has a secret layer that most people won't find unless they're patient. I built a hidden ARG into it. The trigger If you stay on the Knight's page for 30 seconds without touching anything, something happens. The implementation is simple — a setTimeout that resets on any user activity: j
Read the full article: https://dev.to/raaywasdead/how-i-built-a-hidden-arg-inside-a-deltarune-fan-site-28dn
Source: DEV Community