Black Flute is an item in the “Spelunking” category (Items). It costs ₽20.
In-game descriptions
| Ruby / Sapphire · Emerald | A glass flute that keeps away wild POKéMON. |
|---|---|
| FireRed / LeafGreen | A black glass flute. When blown, it makes wild POKéMON less likely to appear. |
| Diamond / Pearl · Platinum · HeartGold / SoulSilver | A black flute made from blown glass. Its melody makes wild Pokémon less likely to appear. |
| Black / White · Black 2 / White 2 | A toy flute made from black glass. A maniac will buy it for a high price. |
| X / Y | A lovely toy flute to admire. It’s made from black glass. |
| Sun / Moon · Ultra Sun / Ultra Moon · Let’s Go, Pikachu! / Let’s Go, Eevee! · Sword / Shield | A flute made from black glass. It makes it easier to encounter strong Pokémon in the place you use it. |
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