Advanced format ruling
Pyramid Energy
Card effect (current official text)You can select and activate 1 of the following effects:
● Increase the ATK of all face-up monsters on your side of the field by 200 points until the End Phase of the turn this card is activated.
● Increase the DEF of all face-up monsters on your side of the field by 500 points until the End Phase of the turn this card is activated.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.