Ability profile
Forewarn Pokemon Ability
Generation
Generation IV
Pokémon with ability
6
Effect
When this Pokémon enters battle, it reveals the move with the highest base power known by any opposing Pokémon to all participating trainers. In the event of a tie, one is chosen at random. Moves without a listed base power are assigned one as follows: Power | Moves ----: | ----- 160 | One-hit KO moves: Fissure, Guillotine, Horn Drill, and Sheer Cold 120 | Counter moves: Counter, Metal Burst, and Mirror Coat 80 | Variable power or set damage: Crush Grip, Dragon Rage, Electro Ball, Endeavor, Final Gambit, Flail, Frustration, Grass Knot, Gyro Ball, Heat Crash, Heavy Slam, Hidden Power, Low Kick, Natural Gift, Night Shade, Psywave, Return, Reversal, Seismic Toss, Sonic Boom, Trump Card, and Wring Out 0 | Any such move not listed
Flavor text
Determines what moves the foe has.
Quick summary
Forewarn is a main-series ability from Generation IV. Open species profiles below to see typings, moves, and community fan rank where available.
Battle context
Generation debut
Generation IV
Forewarn first appeared in Generation IV. Compare how newer releases reuse or power up the effect when building themed teams.
Main series
Yes
Forewarn is used in main-series battles and links to 6 species profiles below.
6 Pokémon can have Forewarn in the official dataset.
Fan favorite hub
See which fan favorites share this ability
Open linked Pokémon profiles to view community rank and save counts — context a plain ability listing cannot show.
Put reference data to work
Jump from encyclopedia pages into favorite-pokemon tools.