Watch Henry Cavill build a video game on his Googlebook

Nov 04, 2026

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In the premiere of our new series, Henry Cavill builds his first 16-bit video game, “Mustache Protocol,” with a little help from Google.

Menaka Shroff (MK)

Vice President, Marketing, Global Android Ecosystem

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Actor Henry Cavill used his Googlebook and built-in AI tools to design a retro video game called Mustache Protocol. You can watch our new series to see how he brought his creative vision to life. Once the game launches, you can play it to support men's health initiatives through our partnership with Movember. Visit googlebook.com/henry to watch the first episode and sign up for updates.

Summaries were generated by Google AI. Generative AI is experimental.

Actor Henry Cavill is using his Googlebook to build a retro video game called Mustache Protocol. He uses built-in tools to turn his spoken ideas into game mechanics, design characters, and refine visuals. You can watch his progress in our new video series as he creates this project. When the game launches, you can play it to help us raise money for men's health initiatives through our partnership with Movember.

Summaries were generated by Google AI. Generative AI is experimental.

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Actor, producer, and tech enthusiast Henry Cavill has been putting Googlebook to the ultimate test, and one thing’s become clear: going from an idea to action is effortless on this laptop. Naturally, Henry wanted to push Googlebook’s limits. But could he take a back-of-the-napkin game concept and build a fully playable 16-bit video game on his Googlebook?

With built-in AI tools like Antigravity, which can translate natural language prompts into working 16-bit game mechanics, and Rambler, a speech-to-text tool that polishes raw thoughts, Henry set off to bring his retro arcade dream to life — with a little help from Google.

Check out “Mustache Protocol”

Every video game needs a hook, and Henry’s was inspired by his internet-famous mustache lore. The game, “Mustache Protocol,” is about stopping rogue CGI artists from erasing every mustache on the planet.

While refining the game, Henry used Rambler on his Googlebook to organize his thoughts as he brainstormed. He mocked up different aesthetics, added accessories, and fine-tuned the design with Magic Pointer, which let him select and combine visual elements on screen. Plus, with Continue On, Henry was able to move from his Android phone to his Googlebook and back without losing context or interrupting his creative flow.

Watch the series and play to support Movember

Today, we’re launching a new series that shows what went into bringing the game to life. The episodes will detail how Henry designed the hero character, vibe coded meme-inspired superpowers, and added to the game’s soundtrack. We’ll drop new episodes in the weeks ahead — and when the game is finished, you will be able to play it to support men's health.

We’re teaming up with Movember to donate $11 for every play during the month of November, up to $500,000. Funding will help support awareness and funding for men's mental health, suicide prevention, prostate cancer, and testicular cancer.

Dive into the first episode today. Visit googlebook.com/henry to watch more episodes and sign up for game launch updates.

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