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Portfolio

João Vitor Perazzolo

aka Johnny Kestler

Writer and worldbuilder. 37 works — worldbuilding bibles, original stories, fanfiction and game design documents. Begin with three selected original projects, or explore the full library.

Development & collaboration

Discuss an original project

For development, adaptation or narrative design enquiries, contact Johnny Kestler. Mention the project, your organisation and the kind of collaboration you have in mind.

johnnykestler@hotmail.com ↗

Explore the complete library

Original worlds, fiction and game concepts sit alongside unofficial, non-commercial fan projects. Filter by type or search titles, genres and descriptions.

Worldbuilding 17

Fiction 7

Fanfiction 8

Game Design Document 4

Worldbuilding Reference 1

On authorship

The original works in this portfolio are created by João Vitor Perazzolo, who writes as Johnny Kestler. Fan works are unofficial and non-commercial: their underlying franchises, settings, characters and trademarks belong to their respective rights holders. Johnny Kestler created the original contributions made for those fan works.

The documents were developed with Claude, an AI assistant by Anthropic, from the author's concepts and creative direction. The website was built with AI assistance.

Original works and original fanwork contributions © Johnny Kestler. Fanwork franchises belong to their respective rights holders. Documents developed with Claude (AI); site built with AI assistance.