What is garchomp weak to?

Garchomp is a Dragon/Ground-type Pokémon, which makes it weak to a few different types of moves. Some of the types of moves that are super effective against Garchomp include Ice, Dragon, and Fairy.

Ice-type moves are particularly effective against Garchomp because its Ground typing makes it four times weak to Ice moves. Dragon-type moves are also super effective against Garchomp, but only two times weak.

Fairy-type moves are also super effective against Garchomp, as its Dragon typing makes it vulnerable to Fairy attacks.

It's important to keep these weaknesses in mind when battling against Garchomp in order to take advantage of its vulnerabilities and defeat it more easily.