Advanced format ruling
Shadowpriestess of Ohm
Card effect (current official text)You can Tribute 1 face-up DARK monster you control to inflict 800 damage to your opponent.
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.