Whetstone
Pokémon Champions

Reg M-C Updated

Pokémon · #306

Aggron

SteelRock Legal in M-C Mega Evolution

Mega Aggron is #151 on the ladder, on 0.2% of teams.

Stats at level 50

HP 70
Atk 140
Def 230
SpA 60
SpD 80
Spe 50

Base stat total 630

Stat Point planner

66 / 66 Stat Points · 0 left

176
160
278
72
132
70

Level 50, IVs 31. Paste line: EVs: 31 HP / 3 Def / 32 SpD · Impish Nature

Types and weaknesses

Steel
Weak ×2
FireFightingGround
Resists ×½
NormalGrassIceFlyingPsychicBugRockDragonSteelFairy
Immune
Poison

Abilities

Filter
This Pokemon receives 3/4 damage from supereffective attacks. · used by 100%

Mega Evolves from Aggron holding Aggronite .

Speed tier

Most common
70
Fastest
112 (+Spe nature, 32 SP)
Neutral
70 (0 SP)
Slowest
63 (−Spe nature, 0 SP, for Trick Room)

At Speed 70, it outspeeds 3 of the 50 most used Pokémon, ties 1, each at its most common spread and item.

  1. Grimmsnarl 80
  2. Incineroar 80
  3. Primarina 80
  4. Mega Aggron (this) 70
  5. Kingambit 70
  6. Mega Golisopod 60
  7. Hatterene 44
Full speed tiers →

Usage in Regulation Set M-C

Rank #151 · on 0.2% of teams · 17,003 appearances in 1,631,943 battles

Moves

  1. Body Press 96.6%
  2. Iron Defense 86.2%
  3. Heavy Slam 86.0%
  4. Protect 67.4%
  5. Substitute 18.6%
  6. Steel Roller 14.7%
  7. Rock Slide 5.1%
  8. Curse 3.9%
  9. Ice Punch 3.5%
  10. High Horsepower 3.4%

Items

  1. Aggronite 100.0%

Abilities

  1. Filter 100.0%

Spreads

  1. Impish 31/0/3/0/32/0 · Spe 70 20.6%
  2. Careful 32/0/2/0/32/0 · Spe 70 11.3%
  3. Careful 32/2/0/0/32/0 · Spe 70 7.3%
  4. Sassy 30/11/0/0/25/0 · Spe 63 6.3%
  5. Relaxed 32/0/9/0/25/0 · Spe 63 4.8%
  6. Impish 32/0/32/0/2/0 · Spe 70 3.5%
  7. Sassy 32/0/2/0/32/0 · Spe 63 3.1%
  8. Careful 32/0/2/0/20/12 · Spe 82 2.9%

Teammates

  1. Rillaboom 33.8%
  2. Sneasler 27.6%
  3. Sinistcha 24.1%
  4. Milotic 23.8%
  5. Farigiraf 18.8%
  6. Indeedee 17.8%
  7. Incineroar 17.3%
  8. Arcanine-Hisui 17.0%
  9. Spiritomb 16.1%
  10. Mega Raichu Y 14.9%
  11. Volcarona 14.6%
  12. Gholdengo 13.2%

Usage: Smogon usage statistics, Pokémon Showdown ladder, September 2026, 1760 rating cutoff · Sep 2026· ≥ 1760· 1,631,943 battles

Rank #127 · on 0.4% of teams · 17,003 appearances in 1,631,943 battles

Moves

  1. Body Press 97.0%
  2. Heavy Slam 86.9%
  3. Iron Defense 85.3%
  4. Protect 82.7%
  5. Rock Slide 7.2%
  6. Steel Roller 6.7%
  7. Substitute 6.4%
  8. Iron Head 4.1%
  9. Curse 4.0%
  10. Rest 3.0%

Items

  1. Aggronite 100.0%

Abilities

  1. Filter 100.0%

Spreads

  1. Careful 32/2/0/0/32/0 · Spe 70 13.3%
  2. Careful 32/0/2/0/32/0 · Spe 70 12.0%
  3. Impish 31/0/3/0/32/0 · Spe 70 6.3%
  4. Sassy 32/0/2/0/32/0 · Spe 63 4.9%
  5. Sassy 32/2/0/0/32/0 · Spe 63 4.6%
  6. Impish 32/0/2/0/32/0 · Spe 70 4.5%
  7. Impish 32/2/0/0/32/0 · Spe 70 2.7%
  8. Careful 32/4/0/0/30/0 · Spe 70 2.6%

Teammates

  1. Sinistcha 42.8%
  2. Rillaboom 30.5%
  3. Incineroar 25.2%
  4. Sneasler 15.4%
  5. Indeedee-F 15.0%
  6. Milotic 13.9%
  7. Pelipper 13.9%
  8. Farigiraf 11.3%
  9. Tyranitar 8.6%
  10. Hydreigon 8.5%
  11. Volcarona 8.4%
  12. Basculegion 8.1%

Usage: Smogon usage statistics, Pokémon Showdown ladder, September 2026, 1500 rating cutoff · Sep 2026· ≥ 1500· 1,631,943 battles

Rank #129 · on 0.5% of teams · 17,003 appearances in 1,631,943 battles

Moves

  1. Body Press 95.7%
  2. Iron Defense 80.1%
  3. Heavy Slam 77.8%
  4. Protect 76.7%
  5. Steel Roller 11.9%
  6. Rock Slide 10.4%
  7. Iron Head 7.1%
  8. Curse 5.1%
  9. Rest 4.4%
  10. Substitute 3.6%

Items

  1. Aggronite 100.0%

Abilities

  1. Filter 100.0%

Spreads

  1. Careful 32/2/0/0/32/0 · Spe 70 16.1%
  2. Careful 32/0/2/0/32/0 · Spe 70 10.8%
  3. Adamant 32/32/0/0/2/0 · Spe 70 5.3%
  4. Sassy 32/2/0/0/32/0 · Spe 63 5.2%
  5. Impish 32/2/32/0/0/0 · Spe 70 4.9%
  6. Sassy 32/0/2/0/32/0 · Spe 63 4.6%
  7. Impish 31/0/3/0/32/0 · Spe 70 2.7%
  8. Impish 32/0/2/0/32/0 · Spe 70 2.5%

Teammates

  1. Sinistcha 40.5%
  2. Rillaboom 23.5%
  3. Incineroar 22.2%
  4. Indeedee-F 13.9%
  5. Farigiraf 13.7%
  6. Pelipper 12.5%
  7. Sneasler 12.1%
  8. Milotic 10.0%
  9. Grimmsnarl 7.7%
  10. Basculegion 7.4%
  11. Mega Salamence 6.4%
  12. Kingambit 6.1%

Usage: Smogon usage statistics, Pokémon Showdown ladder, September 2026, all games (cutoff 0) · Sep 2026· all ratings· 1,631,943 battles

Tournaments (Last 30 days)

On 10 of 4,641 teams (0.2%) · win rate 42.4% (95% interval 27.2%–59.2%, n = 33 games) · 0 top-cut teams

Tournament data: Limitless (play.limitlesstcg.com); player names removed · 40 tournaments· player names removed

Checks and counters

Beats it in replays

Teams with these win more often against teams bringing it than their overall strength predicts. Score 1–100, 50 = neutral.

No matchup in the replay sample passes the n ≥ 50 and ±1.5 pp gates yet.

Ladder checks

How often each one KOs or forces it out when they meet. Score = 100 × (p − 2 sd).

Smogon lists no checks with at least 20 encounters.

Matchups: public Pokémon Showdown Bo3 replays; player names removed · Last 30 days· 4,444 replays· gen9championsvgc2026regmcbo3

Good with

Wins together in replays

Brought together, these pairs win more often than expected. Score 1–100, 50 = neutral.

No partner passes the n ≥ 50 and ±1.5 pp gates yet.

Common teammates

Score 50 = paired as often as the teammate's own popularity predicts; higher = paired more often.

  1. Spiritomb +15.9 pp n = 2,737 Teammate
    Why? 1
    • UsageOn 16% of Mega Aggron teams; Spiritomb is on 0% of all teams (102.35× as often), Smogon ≥ 1760, Sep 2026Smogon
  2. Sinistcha +16.7 pp n = 4,089 Teammate
    Why? 1
    • UsageOn 24% of Mega Aggron teams; Sinistcha is on 7% of all teams (3.28× as often), Smogon ≥ 1760, Sep 2026Smogon
  3. Indeedee +11.6 pp n = 3,021 Teammate
    Why? 1
    • UsageOn 18% of Mega Aggron teams; Indeedee is on 6% of all teams (2.87× as often), Smogon ≥ 1760, Sep 2026Smogon
  4. Volcarona +7.6 pp n = 2,482 Teammate
    Why? 1
    • UsageOn 15% of Mega Aggron teams; Volcarona is on 7% of all teams (2.09× as often), Smogon ≥ 1760, Sep 2026Smogon
  5. Milotic +12.0 pp n = 4,050 Teammate
    Why? 1
    • UsageOn 24% of Mega Aggron teams; Milotic is on 12% of all teams (2.01× as often), Smogon ≥ 1760, Sep 2026Smogon
  6. Arcanine-Hisui +5.5 pp n = 2,897 Teammate
    Why? 1
    • UsageOn 17% of Mega Aggron teams; Arcanine-Hisui is on 12% of all teams (1.47× as often), Smogon ≥ 1760, Sep 2026Smogon
  7. Farigiraf +3.1 pp n = 3,190 Teammate
    Why? 1
    • UsageOn 19% of Mega Aggron teams; Farigiraf is on 16% of all teams (1.20× as often), Smogon ≥ 1760, Sep 2026Smogon
  8. Mega Raichu Y +2.3 pp n = 2,530 Teammate
    Why? 1
    • UsageOn 15% of Mega Aggron teams; Mega Raichu Y is on 13% of all teams (1.19× as often), Smogon ≥ 1760, Sep 2026Smogon
View 4 more
  1. Sneasler -9.5 pp n = 4,693 Teammate
    Why? 1
    • UsageOn 28% of Mega Aggron teams; Sneasler is on 37% of all teams (0.74× as often), Smogon ≥ 1760, Sep 2026Smogon
  2. Rillaboom -12.8 pp n = 5,740 Teammate
    Why? 1
    • UsageOn 34% of Mega Aggron teams; Rillaboom is on 47% of all teams (0.72× as often), Smogon ≥ 1760, Sep 2026Smogon
  3. Gholdengo -5.8 pp n = 2,251 Teammate
    Why? 1
    • UsageOn 13% of Mega Aggron teams; Gholdengo is on 19% of all teams (0.69× as often), Smogon ≥ 1760, Sep 2026Smogon
  4. Incineroar -14.3 pp n = 2,947 Teammate
    Why? 1
    • UsageOn 17% of Mega Aggron teams; Incineroar is on 32% of all teams (0.55× as often), Smogon ≥ 1760, Sep 2026Smogon

Stats at level 50

HP 70
Atk 110
Def 180
SpA 60
SpD 60
Spe 50

Base stat total 530

Stat Point planner

66 / 66 Stat Points · 0 left

177
178
200
72
82
70

Level 50, IVs 31. Paste line: EVs: 32 HP / 32 Atk / 2 SpD · Adamant Nature

Types and weaknesses

SteelRock
Weak ×4
FightingGround
Weak ×2
Water
Resists ×½
IcePsychicBugRockDragonFairy
Resists ×¼
NormalFlying
Immune
Poison

Abilities

Sturdy
If this Pokemon is at full HP, it survives one hit with at least 1 HP. Immune to OHKO. · used by 39%
Rock Head
This Pokemon does not take recoil damage besides Struggle/Life Orb/crash damage. · used by 43%
Heavy Metal
This Pokemon's weight is doubled. · used by 18%

Speed tier

Most common
70
Fastest
112 (+Spe nature, 32 SP)
Neutral
70 (0 SP)
Slowest
63 (−Spe nature, 0 SP, for Trick Room)

At Speed 70, it outspeeds 3 of the 50 most used Pokémon, ties 1, each at its most common spread and item.

  1. Grimmsnarl 80
  2. Incineroar 80
  3. Primarina 80
  4. Aggron (this) 70
  5. Kingambit 70
  6. Mega Golisopod 60
  7. Hatterene 44
Full speed tiers →

Usage in Regulation Set M-C

Rank #314 · on 0.0% of teams · 791 appearances in 1,631,943 battles

Moves

  1. Protect 64.5%
  2. Body Press 51.1%
  3. Heavy Slam 45.3%
  4. Head Smash 44.6%
  5. Rock Slide 36.3%
  6. Steel Roller 25.1%
  7. Earthquake 16.9%
  8. Iron Defense 16.8%
  9. Iron Head 13.4%
  10. Metal Burst 9.2%

Items

  1. Rocky Helmet 22.1%
  2. Life Orb 12.8%
  3. Leftovers 9.1%
  4. Focus Sash 8.5%
  5. Air Balloon 6.3%
  6. Sitrus Berry 6.1%

Abilities

  1. Rock Head 42.7%
  2. Sturdy 38.9%
  3. Heavy Metal 18.4%

Spreads

  1. Adamant 32/32/0/0/2/0 · Spe 70 17.8%
  2. Impish 32/2/32/0/0/0 · Spe 70 16.7%
  3. Careful 32/2/0/0/32/0 · Spe 70 5.6%
  4. Brave 32/32/0/0/2/0 · Spe 63 4.2%
  5. Jolly 2/32/0/0/0/32 · Spe 112 4.0%
  6. Careful 32/0/2/0/32/0 · Spe 70 3.6%
  7. Sassy 2/0/32/0/32/0 · Spe 63 2.9%
  8. Brave 32/6/0/0/28/0 · Spe 63 2.5%

Teammates

  1. Mega Golisopod 23.3%
  2. Pelipper 15.6%
  3. Sinistcha 14.0%
  4. Indeedee-F 13.6%
  5. Archaludon 13.1%
  6. Farigiraf 11.0%
  7. Rillaboom 10.8%
  8. Whimsicott 10.5%
  9. Mega Tyranitar 8.4%
  10. Pincurchin 7.4%
  11. Sableye 7.1%
  12. Hatterene 6.9%

Usage: Smogon usage statistics, Pokémon Showdown ladder, September 2026, 1500 rating cutoff · Sep 2026· ≥ 1500· 1,631,943 battles

Rank #318 · on 0.0% of teams · 791 appearances in 1,631,943 battles

Moves

  1. Protect 62.1%
  2. Body Press 48.2%
  3. Heavy Slam 42.7%
  4. Head Smash 39.8%
  5. Rock Slide 36.4%
  6. Steel Roller 26.8%
  7. Iron Head 18.5%
  8. Iron Defense 15.8%
  9. Earthquake 15.2%
  10. High Horsepower 11.1%

Items

  1. Rocky Helmet 19.0%
  2. Life Orb 15.9%
  3. Leftovers 9.1%
  4. Focus Sash 8.0%
  5. Air Balloon 6.6%
  6. Choice Scarf 4.8%

Abilities

  1. Sturdy 41.6%
  2. Rock Head 39.7%
  3. Heavy Metal 18.7%

Spreads

  1. Adamant 32/32/0/0/2/0 · Spe 70 17.3%
  2. Impish 32/2/32/0/0/0 · Spe 70 12.6%
  3. Careful 32/2/0/0/32/0 · Spe 70 6.6%
  4. Brave 32/32/0/0/2/0 · Spe 63 5.1%
  5. Jolly 2/32/0/0/0/32 · Spe 112 3.9%
  6. Relaxed 2/0/32/0/32/0 · Spe 63 3.3%
  7. Brave 32/32/0/2/0/0 · Spe 63 2.6%
  8. Brave 32/6/0/0/28/0 · Spe 63 2.6%

Teammates

  1. Indeedee-F 15.3%
  2. Mega Golisopod 13.2%
  3. Rillaboom 11.9%
  4. Sinistcha 11.6%
  5. Farigiraf 9.4%
  6. Pelipper 9.1%
  7. Archaludon 8.6%
  8. Mega Tyranitar 7.1%
  9. Whimsicott 6.7%
  10. Mega Gardevoir 6.6%
  11. Sableye 6.5%
  12. Sneasler 6.5%

Usage: Smogon usage statistics, Pokémon Showdown ladder, September 2026, all games (cutoff 0) · Sep 2026· all ratings· 1,631,943 battles

Checks and counters

Beats it in replays

Teams with these win more often against teams bringing it than their overall strength predicts. Score 1–100, 50 = neutral.

No matchup in the replay sample passes the n ≥ 50 and ±1.5 pp gates yet.

Ladder checks

How often each one KOs or forces it out when they meet. Score = 100 × (p − 2 sd).

Smogon lists no checks with at least 20 encounters.

Matchups: public Pokémon Showdown Bo3 replays; player names removed · Last 30 days· 4,444 replays· gen9championsvgc2026regmcbo3

Good with

Wins together in replays

Brought together, these pairs win more often than expected. Score 1–100, 50 = neutral.

No partner passes the n ≥ 50 and ±1.5 pp gates yet.

Common teammates

Score 50 = paired as often as the teammate's own popularity predicts; higher = paired more often.

  1. Pincurchin +6.5 pp n = 59 Teammate
    Why? 1
    • UsageOn 7% of Aggron teams; Pincurchin is on 1% of all teams (8.00× as often), Smogon ≥ 1500, Sep 2026Smogon
  2. Sableye +4.7 pp n = 56 Teammate
    Why? 1
    • UsageOn 7% of Aggron teams; Sableye is on 2% of all teams (3.00× as often), Smogon ≥ 1500, Sep 2026Smogon
  3. Hatterene +3.7 pp n = 55 Teammate
    Why? 1
    • UsageOn 7% of Aggron teams; Hatterene is on 3% of all teams (2.16× as often), Smogon ≥ 1500, Sep 2026Smogon
  4. Sinistcha +5.2 pp n = 111 Teammate
    Why? 1
    • UsageOn 14% of Aggron teams; Sinistcha is on 9% of all teams (1.58× as often), Smogon ≥ 1500, Sep 2026Smogon
  5. Mega Golisopod +5.0 pp n = 184 Teammate
    Why? 1
    • UsageOn 23% of Aggron teams; Mega Golisopod is on 18% of all teams (1.27× as often), Smogon ≥ 1500, Sep 2026Smogon
  6. Mega Tyranitar +1.6 pp n = 66 Teammate
    Why? 1
    • UsageOn 8% of Aggron teams; Mega Tyranitar is on 7% of all teams (1.24× as often), Smogon ≥ 1500, Sep 2026Smogon
  7. Whimsicott +1.6 pp n = 83 Teammate
    Why? 1
    • UsageOn 11% of Aggron teams; Whimsicott is on 9% of all teams (1.18× as often), Smogon ≥ 1500, Sep 2026Smogon
  8. Pelipper +1.6 pp n = 123 Teammate
    Why? 1
    • UsageOn 16% of Aggron teams; Pelipper is on 14% of all teams (1.12× as often), Smogon ≥ 1500, Sep 2026Smogon
View 4 more
  1. Archaludon -0.2 pp n = 104 Teammate
    Why? 1
    • UsageOn 13% of Aggron teams; Archaludon is on 13% of all teams (0.98× as often), Smogon ≥ 1500, Sep 2026Smogon
  2. Farigiraf -5.8 pp n = 87 Teammate
    Why? 1
    • UsageOn 11% of Aggron teams; Farigiraf is on 17% of all teams (0.65× as often), Smogon ≥ 1500, Sep 2026Smogon
  3. Indeedee-F -8.8 pp n = 107 Teammate
    Why? 1
    • UsageOn 14% of Aggron teams; Indeedee-F is on 22% of all teams (0.61× as often), Smogon ≥ 1500, Sep 2026Smogon
  4. Rillaboom -32.1 pp n = 86 Teammate
    Why? 1
    • UsageOn 11% of Aggron teams; Rillaboom is on 43% of all teams (0.25× as often), Smogon ≥ 1500, Sep 2026Smogon

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