Advanced format ruling
Tribe-Infecting Virus
Card effect (current official text)Discard 1 card from your hand and declare 1 Type of monster. Destroy all face-up monsters of the declared Type on the field.
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.