TM66 is an item in the “All machines” category (TMs and HMs). It costs ₽30000.
In-game descriptions
| Diamond / Pearl · Platinum · HeartGold / SoulSilver | The user stores power, then attacks. If the user can use this attack after the foe, its power is doubled. |
|---|---|
| Black / White · Black 2 / White 2 | The user stores power, then attacks. If the user can use this attack after the target, its power is doubled. |
| X / Y · Sun / Moon · Ultra Sun / Ultra Moon · Let’s Go, Pikachu! / Let’s Go, Eevee! | The user stores power, then attacks. If the user moves after the target, this attack’s power will be doubled. |
| Sword / Shield | The user bites with electrified fangs. This may also make the target flinch or leave it with paralysis. |
Move taught
| Diamond / Pearl · Platinum · HeartGold / SoulSilver · Black / White · Black 2 / White 2 · X / Y · Omega Ruby / Alpha Sapphire · Sun / Moon · Ultra Sun / Ultra Moon | Payback |
|---|---|
| Sword / Shield | Thunder Fang |
| Scarlet / Violet | Body Slam |
| Legends: Z-A | Volt Switch |
Where to find it
Not placed on the atlas maps (so far: Red/Blue and Generation 3).
Sources : PokeAPI (items, item_flavor_text, machines) · atlas · pokeemerald species_info.h