As long as this Pokemon is on your Bench, prevent all damage done to this Pokemon by attacks (both yours and your opponent's).

このポケモンは、ベンチにいるかぎり、ワザのダメージを受けない。

This attack does 20 damage to each of your Benched Pokemon. (Don't apply Weakness and Resistance for Benched Pokemon.)

自分のベンチポケモン全員にも、それぞれ20ダメージ。［ベンチは弱点・抵抗力を計算しない。］