Pokemon GO Mega Steelix first debuted in December 2021, and it is returning as a Mega Raid boss in just a few days. Beginning on Tuesday, September 30, 2025, 10 am local time and lasting until Tuesday, October 7, 2025, 10 am local time, Mega Steelix will be available to raid as part of the regular Raid cycle.
This is a great opportunity for trainers to capture a Steelix and collect some Mega Energy to get a Mega Steelix of their own.
Best counters to Pokemon GO Mega Steelix raids
The best counters to Mega Steelix are:
Check out the current Pokemon GO raid bosses that you can encounter in-game
- Mega Lucario with Force Palm and Aura Sphere
- Primal or Shadow Groudon with Mud Shot and Precipice Blades
- Primal or Shadow Kyogre with Waterfall and Origin Pulse
- Mega Charizard Y with Fire Spin and Blast Burn
- Mega or Shadow Blaziken with Fire Spin and Blast Burn

Best Fighting-type counters to Pokemon GO Mega Steelix
Best Fire-type counters to Pokemon GO Mega Steelix
Best Ground-type counters to Pokemon GO Mega Steelix
Best Water-type counters to Pokemon GO Mega Steelix
Also read: Pokemon GO Mega Evolution tier list
What are Mega Steelix's weaknesses in Pokemon GO?
Mega Steelix is a dual Steel- and Ground-type, giving it some straightforward weaknesses:
- Fighting (160%)
- Fire (160%)
- Ground (160%)
- Water (160%)
Due to the defensive nature of its typing, Mega Steelix has a long list of resistances:
- Poison (24.4%)
- Electric (39.1%)
- Rock (39.1%)
- Bug (62.5%)
- Dragon (62.5%)
- Fairy (62.5%)
- Flying (62.5%)
- Normal (62.5%)
- Psychic (62.5%)
- Steel (62.5%)
Also read: How to beat Dialga raids in Pokemon GO: Best counters, shiny odds, 100% CP, and more
Can you solo defeat Pokemon GO Mega Steelix raids?
Yes, it is possible to solo a Pokemon GO Mega Steelix raid. Pay attention to the types it resists; the list is long, and some can be easy to overlook. Avoid bringing those types, as they will only prolong the battle.
Also read: Pokemon GO Shadow Pokemon tier list for Raid Attackers
Shiny odds from Mega Steelix raids in Pokemon GO

Once defeated, the possibility of encountering a shiny variant of Steelix is about 1-in-128. A Shiny Mega Steelix is obtainable once a Shiny Steelix is Mega Evolved.
Also read: Pokemon GO Spotlight Hour schedule
Steelix 100% CP from raids (hundo CP)
You will encounter Steelix after defeating the Mega raid. The encounter's CP will range from the following brackets, depending on its IVs and the weather:
- No weather boost: 1,308 CP - 1,379 CP at Level 20 (10/10/10 - 15/15/15 IVs)
- Weather boosted (Snow or Sunny): 1,635 CP - 1,724 CP at Level 25 (10/10/10 - 15/15/15 IVs)
Also read: Pokemon GO current Raid Bosses: 5-star Raids, Megas, and more
Pokemon GO Mega Steelix stats and moves as a raid boss
As a Mega Raid boss in Pokemon GO, Mega Steelix will have the following stats and moves:
- Combat Power: 39,825
- Attack: 212
- Defense: 327
- Stamina: 9,000 HP
- Fast Attacks: Dragon Tail, Iron Tail, and Thunder Fang
- Charged Attacks: Earthquake, Heavy Slam, Crunch, Psychic Fangs, and Breaking Swipe
Mega Steelix raids can be challenged by 20 players at a time and will last for 300 seconds. The challenge ends when the players deplete all the boss’ HP. This raid can be participated in both in-person and remotely.
Also read: Pokemon GO current PokeStop Showcase: All dates and featured Pokemon
Check out our other Pokemon GO guides:
- Ditto disguises
- Buddy Evolution Adventure Together guide
- Best Fast Attacks in Pokemon GO
- Sierra counters
- Cliff counters
- Arlo counters
- Giovanni counters
- Team GO Rocket Grunts
🚨 Calculate the Pokemon type effectiveness to win battles with our newly launched Pokemon GO Type Calculator 🚨