Evolution Guide
How to Evolve Onix into Steelix
Onix → Steelix. Onix evolves into Steelix by Trade + Hold Metal Coat.
Method
Trade + Hold Metal Coat
Steps
1
Generation
Generation II
Quick Answer
To evolve Onix into Steelix, trade Onix while it meets this requirement: Trade + Hold Metal Coat.
Required Pokémon
Evolution Method
- Method
- Trade + Hold Metal Coat
- Held item
- Metal Coat
Step-by-step Guide
- 1Catch or obtain Onix.
- 2Evolve Onix into Steelix: Trade + Hold Metal Coat.
- 3Open the Steelix Pokédex entry to review types, stats, moves, and availability.
Evolution Chain
Game / Version Notes
Evolution availability and exact requirements may vary by game version. Check the linked Pokédex entries for version-specific context.
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FAQ
How do you evolve Onix into Steelix?
To evolve Onix into Steelix, trade Onix while it meets this requirement: Trade + Hold Metal Coat.
What is the evolution method for Onix into Steelix?
Onix evolves into Steelix by Trade + Hold Metal Coat.
Can Onix evolve directly into Steelix?
Yes. Onix evolves directly into Steelix by Trade + Hold Metal Coat.
Is Steelix available in every Pokémon game?
Evolution availability and exact requirements may vary by game version. Check the Pokémon’s location and move data for version-specific details.

