While not literally about the character Megamind, the article that best matches his vibe is (search the Internet Archive blog for posts about Flashpoint or Emulation ).
If you want a single, impactful, short article that feels like a Megamind-style heist, search their blog for "Emulating the Sega Dreamcast" – it’s about outsmarting proprietary tech to save history.
(or a similarly titled piece about their work rescuing lost web content)