TM23 is an item in the “All machines” category (TMs and HMs). It costs ₽10000.
In-game descriptions
| Ruby / Sapphire · Emerald | Slams the foe with a hard tail. It may lower DEFENSE. |
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| FireRed / LeafGreen | An attack with a steel-hard tail. It may lower the foe’s DEFENSE stat. |
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| Diamond / Pearl · Platinum · HeartGold / SoulSilver | The foe is slammed with a sturdy tail of steel. It may also lower the target’s Defense stat if it hits. |
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| Black / White · Black 2 / White 2 | The user throws a stone or projectile to attack an opponent. A flying Pokémon will fall to the ground when it’s hit. |
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| X / Y · Sun / Moon · Ultra Sun / Ultra Moon | The user throws a stone or similar projectile to attack an opponent. A flying Pokémon will fall to the ground when it’s hit. |
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| Let’s Go, Pikachu! / Let’s Go, Eevee! | The target is punched with an electrified fist. This may also leave the target with paralysis. |
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| Sword / Shield | The user attacks and steals the target’s held item simultaneously. The user can’t steal anything if it already holds an item. |
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Move taught
| Red / Green · Blue · Red / Blue · Yellow | Dragon Rage |
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| Gold / Silver · Crystal · Ruby / Sapphire · Emerald · Colosseum · XD · FireRed / LeafGreen · Diamond / Pearl · Platinum · HeartGold / SoulSilver | Iron Tail |
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| Black / White · Black 2 / White 2 · X / Y · Omega Ruby / Alpha Sapphire · Sun / Moon · Ultra Sun / Ultra Moon | Smack Down |
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| Let’s Go, Pikachu! / Let’s Go, Eevee! · Legends: Z-A | Thunder Punch |
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| Sword / Shield | Thief |
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| Scarlet / Violet | Charge Beam |
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Where to find it
Sources : PokeAPI (items, item_flavor_text, machines) · atlas · pokeemerald species_info.h