Moves, #30, Horn Attack
Horn Attack is learned by 19 species by level and 1 by egg
Of the 1,025 species this site covers, default forms only
Effect, in PokéAPI's words
“Inflicts regular damage with no additional effect.”
Who learns it
20 species in all, 8 of 24 games shown
| Species | Method | Level |
|---|---|---|
 Donphan | Level up | 1 |
 Great Tusk | Level up | 1 |
 Iron Treads | Level up | 1 |
 Iron Boulder | Level up | 1 |
 Rhyhorn | Level up | 15 |
 Rhydon | Level up | 15 |
 Rhyperior | Level up | 15 |
 Tauros | Level up | 20 |
 Heracross | Level up | 20 |
Nidoking
Goldeen
Seaking
Nidoran♂
Nidorino
Bouffalant
Tapu Bulu
Karrablast