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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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Yamask sprite

#0562

Yamask

ghost0.5 m · 1.5 kg

Base stats — 303 total

HP
38
Atk
30
Def
85
SpA
55
SpD
65
Spe
30

Abilities

  • Mummy

Learnset

What Yamask learns in Black / White. Move power, accuracy and typing are shown as they work in that game — amber numbers differ from current games. Hacks rebalance individual moves — Blaze Black / Volt White's docs are the authority on exact numbers.

Level15

  • 1AstonishghostPhysical30 BP100% acc15 PPHas a chance to make the target flinch.
  • 1ProtectnormalStatus10 PPPrevents any moves from hitting the user this turn.
  • 5DisablenormalStatus100% acc20 PPDisables the target’s last used move for 1-8 turns.
  • 9HazeiceStatus30 PPResets all Pokémon’s stats, accuracy, and evasion.
  • 13Night ShadeghostSpecial100% acc15 PPInflicts damage equal to the user’s level.
  • 17HexghostSpecial65 BP100% acc10 PPHas double power if the target has a major status ailment.
  • 21Will O WispfireStatus85% acc15 PPBurns the target.
  • 25Ominous WindghostSpecial60 BP100% acc5 PPHas a chance to raise all of the user’s stats by one stage.
  • 29CurseghostStatus10 PPGhosts pay half their max HP to hurt the target every turn. Others decrease Speed but raise Attack and Defense.
  • 33Guard SplitpsychicStatus10 PPAverages Defense and Special Defense with the target.
  • 33Power SplitpsychicStatus10 PPAverages Attack and Special Attack with the target.
  • 37Shadow BallghostSpecial80 BP100% acc15 PPHas a chance to lower the target’s Special Defense by one stage.
  • 41GrudgeghostStatus5 PPIf the user faints this turn, the PP of the move that fainted it drops to 0.
  • 45Mean LooknormalStatus5 PPPrevents the target from leaving battle.
  • 49Destiny BondghostStatus5 PPIf the user faints this turn, the target automatically will, too.

Egg8

  • DisablenormalStatus100% acc20 PPDisables the target’s last used move for 1-8 turns.
  • EndurenormalStatus10 PPPrevents the user’s HP from lowering below 1 this turn.
  • Fake TearsdarkStatus100% acc20 PPLowers the target’s Special Defense by two stages.
  • Heal BlockpsychicStatus100% acc15 PPPrevents target from restoring its HP for five turns.
  • ImprisonpsychicStatus10 PPPrevents the target from using any moves that the user also knows.
  • MementodarkStatus100% acc10 PPLowers the target’s Attack and Special Attack by two stages. User faints.
  • Nasty PlotdarkStatus20 PPRaises the user’s Special Attack by two stages.
  • NightmareghostStatus100% acc15 PPTarget loses 1/4 its max HP every turn as long as it’s asleep.

TM/HM27

  • AttractnormalStatus100% acc15 PPTarget falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user.
  • Calm MindpsychicStatus20 PPRaises the user’s Special Attack and Special Defense by one stage.
  • Double TeamnormalStatus15 PPRaises the user’s evasion by one stage.
  • Dream EaterpsychicSpecial100 BP100% acc15 PPOnly works on sleeping Pokémon. Drains half the damage inflicted to heal the user.
  • EmbargodarkStatus100% acc15 PPTarget cannot use held items.
  • Energy BallgrassSpecial90 BP100% acc10 PPHas a chance to lower the target’s Special Defense by one stage.
  • FacadenormalPhysical70 BP100% acc20 PPPower doubles if user is burned, paralyzed, or poisoned.
  • FlashnormalStatus100% acc20 PPLowers the target’s accuracy by one stage.
  • FrustrationnormalPhysical100% acc20 PPPower increases as happiness decreases, up to a maximum of 102.
  • Hidden PowernormalSpecial60 BP100% acc15 PPPower and type depend upon user’s IVs. Power can range from 30 to 70.
  • PaybackdarkPhysical50 BP100% acc10 PPPower is doubled if the target has already moved this turn.
  • ProtectnormalStatus10 PPPrevents any moves from hitting the user this turn.
  • Psych UpnormalStatus10 PPDiscards the user’s stat changes and copies the target’s.
  • PsychicpsychicSpecial90 BP100% acc10 PPHas a chance to lower the target’s Special Defense by one stage.
  • Rain DancewaterStatus5 PPChanges the weather to rain for five turns.
  • RestpsychicStatus5 PPUser sleeps for two turns, completely healing itself.
  • ReturnnormalPhysical100% acc20 PPPower increases with happiness, up to a maximum of 102.
  • RoundnormalSpecial60 BP100% acc15 PPHas double power if it’s used more than once per turn.
  • SafeguardnormalStatus25 PPProtects the user’s field from major status ailments and confusion for five turns.
  • Shadow BallghostSpecial80 BP100% acc15 PPHas a chance to lower the target’s Special Defense by one stage.
  • 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.
  • SwaggernormalStatus85% acc15 PPRaises the target’s Attack by two stages and confuses the target.
  • TelekinesispsychicStatus15 PPMoves have 100% accuracy against the target for three turns.
  • ThiefdarkPhysical60 BP100% acc25 PPTakes the target’s item.
  • ToxicpoisonStatus90% acc10 PPBadly poisons the target, inflicting more damage every turn.
  • Trick RoompsychicStatus5 PPFor five turns, slower Pokémon will act before faster Pokémon.
  • Will O WispfireStatus85% acc15 PPBurns the target.

Appears in — 7 games

  • Black / White
  • Black 2 / White 2
  • X / Y
  • Omega Ruby / Alpha Sapphire
  • Sun / Moon
  • Ultra Sun / Ultra Moon
  • Sword / Shield