Species: Rock Snake Pokémon
Weight: 463 lbs (210.0 kg)
Native to: Kanto (#095)
Abilities: Rock Head; Sturdy; Weak Armor (Hidden Ability)
Onix is the ninety-fifth Pokemon on the National Pokedex and was introduced in Generation I (Red, Blue, Yellow). Onix is a Rock/Ground type Pokemon. It is a Basic Pokemon that evolves into Steelix (starting in Generation 2) by trading while holding the item Metal Coat.