| Megahorn | Details | Level Up | TM | Move Tutor | Egg Move |
| Gen IX Dex | Gen VIII Dex | Gen VII Dex | Gen VI Dex | Gen V Dex |
| Gen IV Dex | Gen III Dex | Gen II Dex |
| Attack Name | Battle Type | Contest Type |
| Megahorn |  |  |
| Power Points | Base Power | Accuracy |
| 10 | 120 | 85 |
| Battle Effect: A brutal ramming attack using out-thrust horns. |
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| Secondary Effect: No effect. | Effect Rate: -- % |
|
| TM # | Appeal Points | Jam Points |
| None | 
| |
| Contest Effect: Works well if it's the same type as the one before. |
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| BrightPowder | King's Rock | Physical Contact |
| Yes | Yes | Yes |
| Battle Palace Style | Battle Arena | Pokémon Hit in Battle |
| Attack | +1 | Selected target |
| Picture Example of Megahorn | ||
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Pokémon That Learn Megahorn By Level Up in Ruby/Sapphire/Emerald/Colosseum/XD:
| No. | Pic | Name | Type 1 | Type 2 |
| #111 |  | Rhyhorn |  |  |
| #112 |  | Rhydon | | |
| #214 |  | Heracross |  |  |
Pokémon That Learn Megahorn By Level Up in Fire Red/Leaf Green:
| No. | Pic | Name | Type 1 | Type 2 |
| #034 |  | Nidoking |  | |
| #111 | | Rhyhorn | | |
| #112 | | Rhydon | | |
| #118 |  | Goldeen |  |  |
| #119 |  | Seaking | | |
| #214 | | Heracross | | |
Pokémon That Learn Megahorn By Breeding:
| No. | Pic | Name | Type 1 | Type 2 |
Pokémon That Learn Megahorn By Purifying or A Special Way:
| No. | Pic | Name | Type 1 | Type 2 |