Gen 3] Shiny Mewtwo in FireRed : r/ShinyPokemon

gen3] [emulator] Getting a Shiny Mewtwo on Fire Red in 8 soft resets. : r/ ShinyPokemon

Gen3] Shiny Mewtwo in Fire Red after about 4000 SR : r/ShinyPokemon

Gen III] Shiny RNG Quest in Sapphire! (Story in comments) : r/ShinyPokemon

Gen 3] Shiny Mew on my Emerald cartridge after an incredibly fast 522 RA's!! : r/ShinyPokemon

EASY SHINIES IN FIRE RED?? (How to RNG Abuse in Pokemon Fire Red and Leaf Green on Retail)

[Gen 3]My first shiny Hunting ! Mewtwo in Fire Red! : r/ShinyPokemon

Memory Pak: My Very First Shiny Pokémon

Pokemon Generation III Event Compilation Savefiles - Saves and RAM edits - Project Pokemon Forums

3] Started in summer of 2014 and went on and off for 8 years, caught it this month. Shiny Mewtwo in Leaf Green, prob over odds. : r/ShinyPokemon