Advanced format ruling
Master Gig
Card effect (current official text)Once per turn, you can pay 1000 Life Points to destroy monsters your opponent controls equal to the number of face-up Psychic-Type monsters you control.
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.