Aggron ex (95/100) [EX: Sandstorm]

[3] Rend (30+)
If the Defending Pokemon has any damage counters on it, this attack does 30 damage plus 30 more damage.

[3MM] Metal Surge (50)
Does 20 damage to each of your opponent's Benched Pokemon. (Don't apply Weakness and Resistance for Benched Pokemon.)