Moves
steelspecial

Flash Cannon

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Power
80
Accuracy
100%
PP
10
Target
Selected Pokemon
10% effect chance

Effect

Has a chance to lower the target’s Special Defense by one stage.

Inflicts regular damage. Has a chance to lower the target’s Special Defense by one stage.

"The user gathers all its light energy and releases it at once. This may also lower the target's Sp. Def stat."

Where to find it

Game-by-game pickup locations, plus wild Pokémon that may be holding the TM.

Machine by version

  • TM54taught in
    Lets Go Pikachu Lets Go Eevee
    Generation IV
    • D P PtVeilstone Department Store($ 2000)
    • HG SSDark Cave · Goldenrod Department Store($ 2000)
    Generation V
    • B WNuvema Town ( Juniper Pokémon Lab )
    • B2 W2Reversal Mountain
    Generation VI
    • X YLumiose City ( Sycamore Pokémon Lab )
    • OR ASRustboro City
    Generation VII
    • S MIki Town
    • US UMIki Town
    • P ESilph Co.
    Generation VIII
    • Sw ShRoute 3
    • BD SPVeilstone Department Store($ 2,000)
    Generation IX
    • S VCascarrafa · Casseroya Lake · TM Machine Only in The Teal Mask : Mossfell Confluence(5,000 LP Meditite Sweat ×3 Spoink Pearl ×3 Drowzee Fur ×3)
    • ZAWild Zone 20
  • TM91taught in
    Diamond PearlPlatinumHeartgold SoulsilverBlack WhiteBlack 2 White 2X YOmega Ruby Alpha SapphireSun MoonUltra Sun Ultra Moon
    Generation IV
    • D P PtPrize for defeating Byron
    • HG SSRoute 9 · Goldenrod Department Store lottery Tu
    Generation V
    • B WTwist Mountain
    • B2 W2Twist Mountain
    Generation VI
    • X YKiloude City
    • OR ASMirage Island (North of Route 125 )
    Generation VII
    • S MSeafolk Village
    • US UMSeafolk Village
    Generation VIII
    • Sw ShHammerlocke (East Pokémon Center )($ 20,000)
    • BD SPPrize for defeating Byron · Grand Underground merchant(×20 or 22 ×20 or 22 ×20 or 22 ×13 or 15 BD /10 or 13 SP ×10 or 13 BD /13 or 15 SP)
    Generation IX
    • S VTagtree Thicket · East Province (Area Two) · TM Machine Only in The Teal Mask : Fellhorn Gorge(3,000 LP Mareanie Spike ×3 Pineco Husk ×3)
  • TR70taught in
    Sword Shield
    Generation VIII
    • Sw ShWild Area Watt Traders Max Raid Battles ( Dusty Bowl , Giant's Seat , Hammerlocke Hills Sw , Stony Wilderness Sw ) Only in The Isle of Armor : Max Raid Battles ( Brawlers' Cave , Courageous Cavern , Stepping-Stone Sea ) Cram-o-matic ( Steel : 112-120 points) Only in The Crown Tundra : Giant's Bed Snowslide Slope Watt Trader Max Raid Battles ( Giant's Bed , Snowslide Slope , Path to the Peak , Frigid Sea )(5,000 W)
    • TR71
  • TM93taught in
    Scarlet VioletThe Indigo Disk
    Generation V
    • B WVictory Road
    • B2 W2Victory Road
    Generation VI
    • X YKiloude City Poké Mart($ 50,000)
    • OR ASSafari Zone
    Generation VII
    • S MRoute 15
    • US UMVast Poni Canyon
    Generation VIII
    • Sw ShWyndon
    • BD SPEterna City · Battle Tower · Grand Underground merchant(32 BP ×15 or 18 ×15 or 18 ×15 or 18 ×8 or 10 BD /5 or 8 SP ×5 or 8 BD /8 or 10 SP)
    Generation IX
    • S VArea Zero · North Paldean Sea · East Province (Area Two) · South Province (Area Three) · TM Machine Only in The Teal Mask : Oni Mountain Only in The Indigo Disk : Polar Biome(8,000 LP Varoom Fume ×3 Klefki Key ×3 Tinkatink Hair ×3)
    • ZAReward for attaining research level 46
  • TM84taught in
    Legends Za
    Generation IV
    • D P PtRoute 212
    • HG SSPrize for defeating Janine
    • PBRAfter beating Sunny Park Colosseum(9,600 PC)
    Generation V
    • B WRoute 6
    • B2 W2Moor of Icirrus
    Generation VI
    • X YShalour City Poké Mart($ 10,000)
    • OR ASMirage Mountain (North of Lilycove City )
    Generation VII
    • S MRoute 17
    • US UMMount Lanakila
    Generation VIII
    • Sw ShRolling Fields
    • BD SPRoute 212 · Grand Underground merchant(×8 or 10 ×8 or 10 ×8 or 10 ×5 or 8 BD /3 or 5 SP ×3 or 5 BD /5 or 8 SP)
    Generation IX
    • S VLevincia · Area Zero · TM Machine Only in The Teal Mask : Reveler's Road(5,000 LP Mudbray Mud ×3 Phanpy Nail ×3)
    • ZAReward for attaining research level 22
Introduced in Generation IV· Learned by 182 Pokémon