Magnemite

Magnemite (コイル Coil) is an /-type Pokémon. It can evolve into Magneton starting at level 30.

Appearance
Magnemite is kept bound together with the two screws. It has one big eye that is as big as the magnets it uses; which can launch electric attacks. On the side of it's body are two magnets in a "U" shape.

Special Abilities
Magnemite can have the ability Magnet Pull or the ability Sturdy. Magnet Pull prevents any -type Pokémon from escaping or switching out. Sturdy protects Magnemite from OHKO moves. The units at its sides generate electromagnetic waves that keep it airborne. It also feeds on electricity.

Locations
To get one in Red and Blue, it can be found in the Power Plant.

To get one in Yellow, it can be found on route 10 and the Power Plant.

To get one in Gold, Silver, and Crystal, it can be found on routes 6, 7, 38, and 39.

To get one in Ruby, Sapphire, and Emerald, it can be found in New Mauville.

To get one in FireRed and LeafGreen, it can be found in the Power Plant.

To get one in Colosseum and XD, it has to be traded from either Ruby, Sapphire, Emerald, FireRed, and LeafGreen.

To get one in Diamond and Pearl, it can be found in swarms in Fuego Ironworks.

To get one in Platinum, it can be found on route 222 and Fuego Ironworks.

Trivia

 * Starting with the Johto Region, Magnemite is one of only two Pokémon to have had their types changed, being as how Steel was introduced when Gold and Silver where released.
 * There is a villain in the anime Astro Boy that goes by the same name.
 * It seems to have something in common with Klink's evolutionary line (Magnemite singular, Klink duplicate, Magneton triple, Klang triple, Magneton big, Klinklang big).