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Demo data — accounts are live, the database isn't. Every run below is seeded and nothing saves. Add your Supabase keys to .env.local to make it real (see SETUP.md § Supabase).

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Koffing sprite

#0109

Koffing

poison0.6 m · 1.0 kg

Base stats — 340 total

HP
40
Atk
65
Def
95
SpA
60
SpD
45
Spe
35

Abilities

  • Levitate
  • Neutralizing Gas
  • Stench hidden

Learnset

What Koffing learns in Red / Blue. Move power, accuracy and typing are shown as they work in that game — amber numbers differ from current games.

Level7

  • 1SmogpoisonSpecial20 BP70% acc20 PPHas a chance to poison the target.
  • 1TacklenormalPhysical35 BP95% acc35 PPInflicts regular damage with no additional effect.
  • 32SludgepoisonSpecial65 BP100% acc20 PPHas a chance to poison the target.
  • 37SmokescreennormalStatus100% acc20 PPLowers the target’s accuracy by one stage.
  • 40Self DestructnormalPhysical130 BP100% acc5 PPUser faints.
  • 45HazeiceStatus30 PPResets all Pokémon’s stats, accuracy, and evasion.
  • 48ExplosionnormalPhysical170 BP100% acc5 PPUser faints.

TM/HM12

  • BidenormalPhysical10 PPUser waits for two turns, then hits back for twice the damage it took.
  • Double TeamnormalStatus15 PPRaises the user’s evasion by one stage.
  • ExplosionnormalPhysical170 BP100% acc5 PPUser faints.
  • Fire BlastfireSpecial120 BP85% acc5 PPHas a chance to burn the target.
  • MimicnormalStatus10 PPCopies the target’s last used move.
  • RagenormalPhysical20 BP100% acc20 PPIf the user is hit after using this move, its Attack rises by one stage.
  • RestpsychicStatus5 PPUser sleeps for two turns, completely healing itself.
  • Self DestructnormalPhysical130 BP100% acc5 PPUser faints.
  • SubstitutenormalStatus10 PPTransfers 1/4 of the user’s max HP into a doll, protecting the user from further damage or status changes until it breaks.
  • ThunderelectricSpecial120 BP70% acc10 PPHas a chance to paralyze the target.
  • ThunderboltelectricSpecial95 BP100% acc15 PPHas a chance to paralyze the target.
  • ToxicpoisonStatus85% acc10 PPBadly poisons the target, inflicting more damage every turn.

Appears in — 24 games

  • red green japan
  • blue japan
  • Red / Blue
  • Yellow
  • Gold / Silver
  • Crystal
  • Ruby / Sapphire
  • Emerald
  • Colosseum
  • XD
  • FireRed / LeafGreen
  • Diamond / Pearl
  • Platinum
  • HeartGold / SoulSilver
  • Black / White
  • Black 2 / White 2
  • X / Y
  • Omega Ruby / Alpha Sapphire
  • Sun / Moon
  • Ultra Sun / Ultra Moon
  • Let's Go Pikachu / Eevee
  • Sword / Shield
  • Brilliant Diamond / Shining Pearl
  • Scarlet / Violet