Japanese Version TCG Gundam Card Game - GD03-109 (R) Improved Technique

Effect: 【Burst】Activate this card's 【Main】. 【Main】/【Action】Choose 1 enemy Unit that is Lv.4 or lower. Deal 3 damage to it. If there are 2 or more cards with "Improved Technique" in their card name in your trash, choose 1 enemy Unit instead.