Weapon Change (SGX2-ENB14) - Speed Duel GX: Midterm Paradox 1st Edition

Once during each of your Standby Phases, you can pay 700 Life Points to activate this card''s effect. Switch the ATK and DEF of 1 Warrior-Type or Machine-Type monster on your side of the field until the end of your opponent''s next turn. When this card is destroyed, the effect is negated.