Considering the crippling lack of physical defense, you're on the right path, but Nihilego isn't vulnerable to fighting-type. Try throwing mud at it, it takes quad damage from that.
Considering the crippling lack of physical defense, you're on the right path, but Nihilego isn't vulnerable to fighting-type. Try throwing mud at it, it takes quad damage from that.
(Dips hand into mud and slaps Nihilego) Trainer used Mud Slap! It's super effective!