Weapon Change

Yu-Gi-Oh Card: Weapon Change
Get Yours: | | Amazon.co.uk
Weapon Change
Type:Continuous Spell
Text:Only 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 End Phase. When this card is destroyed, the effect is negated.
Printings: Ancient Sanctuary (AST-041)
Dark Revelations Volume 2 (DR2-EN153)
Machine Re-volt Structure Deck (SD10-EN028)