Advanced format ruling
Inferno Fire Blast
Card effect (current official text)Target 1 "Red-Eyes B. Dragon" in your Monster Zone; inflict damage to your opponent equal to its original ATK. "Red-Eyes B. Dragon" cannot attack the turn you activate this card.
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.