1636 Pokemon — Fire Red Squirrels

The most likely source of the keyword is a cult-classic ROM hack created in 2016 by a Spanish-speaking developer known only as "Mantarraya." The hack’s full title is Pokemon Fire Red: Insurgence of the 1636 Squirrel Army.

“1636 Pokemon Fire Red Squirrels” is not a verified or recognized ROM hack. It is either a typo, a fake listing, or a personal test hack never released to the public. For a safe, fun FireRed hack, consider Pokémon Gaia, Pokémon Glazed, or Pokémon Unbound instead. 1636 Pokemon Fire Red Squirrels

Here’s a creative, feature-style piece on a quirky hypothetical discovery in Pokémon Fire Red (2004) — centered on “1636” and squirrels. The most likely source of the keyword is

Playing 1636 Squirrels is a test of patience. Playing 1636 Squirrels is a test of patience

If you are playing a vanilla Pokemon Fire Red (unmodified cartridge or official Virtual Console), you will never see squirrels or the number 1636. However, if you are playing a specific ROM hack, follow these steps reported by fans:

Disclaimer: This is a fan-made glitch guide for a specific ROM hack, not an official Nintendo feature.