How to Get a Gyarados in "Pokemon Fire Red"

Evolve From Magikarp

• 1). Travel to Vermillion City.
  
  
• 2). Enter the house next to the Pokemon Center, and speak with the fisherman to receive the Old Rod.
  
  
• 3). Travel north out of Vermillion City, and fish with the Old Rod on Route 6 until you hook a Magikarp.
  
  
• 4). Lower the Magikarp's health, and capture it by throwing a Poke Ball. Using an ability that causes sleep or paralysis will improve the catch rate.
  
  
• 5). Battle with Magikarp to gain experience. When Magikarp reaches Level 20, it will evolve into Gyarados.
  
  

Fully Evolved Gyarados

• 1). Travel along Route 12. You will come across a bridge with a house on it. Enter the house.
  
  
• 2). Speak with the fisherman inside the house to receive the Super Rod.
  
  
• 3). Fish with the Super Rod on Route 12 until you hook a Gyarados.
  
  
• 4). Lower the Gyarados' health, and capture it by throwing an Ultra Ball. Using an ability that causes sleep or paralysis will improve the catch rate.