Pokémon/Pokédex/Magby

How to Evolve
Magby evolves at level 30.

TM/HM

 * GS/C/RS/FL: Attract, Double Team, Fire Blast, Frustration, Hidden Power, Iron Tail, Protect, Psychic, Rest, Return, Sunny Day, Thief, Toxic
 * C/RS/FL: Flamethrower
 * GS/C: Curse, Detect, Dynamicpunch, Endure, Fire Punch, Headbutt, Mud-Slap, Sleep Talk, Snore, Swagger, Thunderpunch
 * RS/FL: Brick Break, Facade, Focus Punch, Rock Smash, Secret Power

Breeding

 * GS/C/RS/FL: Barrier, Karate Chop, Mega Punch, Screech
 * C/RS/FL: Cross Chop
 * RS/FL: Thunderpunch

Other sources

 * Pokémon Stadium 2: Dizzy Punch

Trading Cards

 * Neo Genesis #23 - Magby
 * Expedition #17 - Magby
 * Expedition #52 - Magby
 * EX Team Rocket Returns #24 - Magby