Aurorus' Weaknesses

Best Counters

Aurorus is especially weak against Fighting and Steel type Pokemon, they will deal 4x damage to it!

The types that are strong against Aurorus are Fighting, Steel, Rock, Water type Pokemon.

For the best defense, Steel types have very effective defense against Aurorus, and will be resistant to damage from Aurorus' STAB attacks:

Grass and Ground types will also deal super-effective damage against Aurorus, but be careful using Pokemon of this type because they may also receive extra damage from some of Aurorus' attacks!

Weaknesses

Aurorus' type is Rock and Ice.

Aurorus is especially vulnerable to Fighting and Steel attacks, it will receive a super effective four times (4x) the amount of damage! Since Fighting and Steel type Pokemon are especially strong against Aurorus, you should attack with this type of Pokemon.

Aurorus has a weakness to Fighting, Steel, Grass, Ground, Rock, Water types. These Pokemon types will be strong against Aurorus, causing Aurorus to take a super effective quadruple (4x) damage from Fighting and Steel type attacks, and causing Aurorus to take a super effective double (2x) damage from Grass, Ground, Rock, Water type attacks.

Please keep in mind that Aurorus is resistant to attacks from Bug, Flying, Ice, Normal, Poison types, and these attacks are not very effective and cause reduced damage, so they should be avoided.