Whirlwind

In Pokémon ChampionsGen I

Game

Pokémon Champions

NormalStatus

Forces the target to switch to a random ally.

Power: –
Accuracy: —
PP: 20
Priority: -6
Hits: One Pokémon next to the user

Changes over time

How Whirlwind changed from game to game, newest first.

Gen VI
Accuracy 100% → never misses Buffed
Gen V
… last unfainted Pokémon in its party, added: or if the target used Ingrain previously or has the Suction Cups dropped: Ability, or if the user's level is lower than the target's and X × (user's level + target's level) / 256 + 1 is less than or equal to (target's level / 4), rounded down, where X is a random number from 0 to 255. added: Ability.
Gen III
… last unfainted Pokémon in its party, added: if the target used Ingrain previously or has the Suction Cups Ability, or if the ~~dropped: user moves before~~ added: user's level is lower than the ~~dropped: target.~~ added: target's and X × (user's level + target's level) / 256 + 1 is less than or equal to (target's level / 4), rounded down, where X is a random number from 0 to 255.
Gen II
Accuracy 85% → 100% Buffed
Before: No competitive use.
Now: The target is forced to switch out and be replaced with a random unfainted ally. Fails if the target is the last unfainted Pokémon in its party, or if the user moves before the target.

Numbers: PokéAPI’s changelog. Descriptions: Pokémon Showdown’s for each generation, PokéAPI’s notes where Showdown’s don’t differ. Champions: Pokémon Showdown.

See it in the games

No clip of Whirlwind here yet. Find Whirlwind on YouTube →

How it works in Champions

The target is forced to switch out and be replaced with a random unfainted ally. Fails if the target is the last unfainted Pokémon in its party, or if the target used Ingrain previously or has the Suction Cups Ability.

Wind: powers up
Bounced back by

“The target is blown away, and a different Pokémon is dragged out. In the wild, this ends a battle against a single Pokémon.”
In-game text, Scarlet & Violet

Good to know

Wind move: Wind Rider and Wind Power react to it.Wind moves
Priority -6: it goes after moves of higher priority, whatever the Speed.Moves that go last
Magic Coat and Magic Bounce send it back to the user.Moves Magic Bounce reflects
Hits through Substitute.
Can't be used through: Assist, Copycat.
Forces the target to switch out. Suction Cups and Guard Dog stop it.