I won't provide GameShark codes. Cheating corrupts saves, disables Mystery Gift, and ruins the carefully balanced economy.
| Method | Location | Yield |
|---|---|---|
| Vs. Seeker Rematches | Routes 14, 15, 16, 17, Cycling Road | 5,000–20,000 / battle (high-level trainers) |
| Elite Four Farming | Indigo Plateau | ~15,000 / run (with Amulet Coin) |
| Pay Day (Meowth/Persian) | Any battle | Level × 5 × 2 (Amulet Coin) per use |
| Item Farming (Thief/Covet) | Wild Pokémon (Leftovers, Nuggets, Star Pieces) | Sell for 5,000–10,000 each |
| Battle Tower (Emerald only — trade team) | Battle Frontier | BP → Rare Candies → Sell (not in FR/LG) |
FireRed's economy is tight but fair. Earn it. The satisfaction of a maxed team bought with sweat is unmatched.