Edison format ruling
Deck Devastation Virus

Card text as printed in this era① Tribute 1 DARK monster with 2000 or more ATK;
look at your opponent's hand, all cards they draw, and all monsters they control,
(until the end of their 3rd turn after activation),
and destroy those monsters with 1500 or less ATK.
Rulings
- Monsters with ? ATK are treated as having 0 attack while face-down on the field or in the hand, and will be destroyed by this effect.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Edison forum — sourced change requests get reviewed.