Trailer for a browser open-world game with a hooded hero
50.4K views·658 likes·356 saves·37 reposts·Posted 24 Sept 2026 · 3:02 · Interactive
Our note
A hooded swordsman crosses a lantern-lit village square in this trailer for Arkenfall, a browser open-world game; the creator says Opus coded everything, cut the trailer and made the soundtrack.
The creator’s post
Claude Opus 5.5 built a full open world game that runs in your browser zero assets. terrain, creatures, boss fight, animations, sound, music. all code it even cut this trailer and made the soundtrack (cover is image generated) play it: https://arkenfall.site
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