Huge Power
Doubles Attack in battle.
Full effect
This Pokémon's Attack is doubled while in battle. This bonus does not count as a stat modifier. This ability functions identically to Pure Power.
In game description
Doubles the Pokémon's Attack stat.
Pokemon with Huge Power
Using Huge Power in Cobblemon
Abilities are passive and always active, so Huge Power costs you nothing to run. If it is marked hidden on a species above, expect it to be harder to obtain: servers differ in whether hidden abilities come from breeding, an Ability Patch, or events.
See the Pokedex for which abilities each species can have, and IVs, EVs and breeding for how to actually pass one down.