Pokémon Gold & Silver Demo Leak Reveals Atomic Bomb Origins Of The 'Unown

A development demo of Pokémon Gold & Silver may have revealed that the Unown were based on the remains of victims of a nuclear explosion.

The best parts of the Pokémon Gold demo leaks are the early designs - Polygon

Psypoke - The Psychic Pokémon Connection :: News Archive

Proto:Pokémon Gold and Silver/Spaceworld 1997 Demo/Maps - The Cutting Room Floor

The Space World 1997 demo for Pokemon Gold has leaked online [Updated: Feb. 16, 2019 - Capsule Monsters assets found!]

Gen 2 Demo Leak: All 1004 Beta Sprites – Lava Cut Content

Proto:Pokémon Gold and Silver/Spaceworld 1997 Demo/Maps - The Cutting Room Floor

Pokemon Gold and Silver SpaceWorld Demo Leaked

Gen 2 - Beta Ruins of Alph Theory, Lake Valor