Pokémon/Pokédex/Gligar

How to Evolve
Gligar evolves into Gliscor.

TM/HM

 * GS/C/RS/FL: Attract, Cut, Double Team, Frustration, Hidden Power, Iron Tail, Protect, Rock Smash, Rest, Return, Sandstorm, Sludge Bomb, Strength, Sunny Day, Thief, Toxic
 * GS/C: Curse, Detect, Endure, Fury Cutter, Headbutt, Sleep Talk, Snore, Swagger, Swift
 * RS/FL: Aerial Ace, Dig, Earthquake, Facade, Rain Dance, Rock Tomb, Secret Power, Steel Wing

Breeding

 * GS/C: Counter, Metal Claw, Razor Wind, Wing Attack
 * RS/FL: Sand Tomb

Other Sources

 * Pokémon Stadium 2: Earthquake

Trading Cards

 * Neo Genesis #59 - Gligar
 * Neo Destiny #64 - Gligar
 * Skyridge #59 - Gligar