Aggron

While seeking iron for food, it digs tunnels by breaking through bedrock with its steel horns.

Guard Press (100): During your opponent's next turn, this Pokémon takes 30 less damage from attacks (after applying Weakness and Resistance).

Seismic Rift (240): This attack also does 30 damage to each of your Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)