Analysis: Pokémon Sacred Gold - v1.05 Pokémon Sacred Gold (alongside its twin, Storm Silver) is a comprehensive "enhancement hack" of Pokémon HeartGold/SoulSilver created by the developer
Receive the Running Shoes, Bicycle, and GB Sounds from your mother at the start of the game.
Also, many "weak" fully evolved Pokémon receive moderate base stat boosts (e.g., +20 to Arcanine’s Special Defense, +15 to Ninetales’ Speed).
In v1.05, TMs do not break after use. This changes the game entirely. Do not hoard TMs. If you find a good move (like Earthquake or Thunderbolt), teach it to your Pokémon immediately. This allows for creative team building early in the game.
Interact with the TV in your house in New Bark Town after earning the Plain Badge from Whitney to encounter a Level 20 Rotom.