Advanced format ruling
Legendary Flame Lord
Card effect (current official text)This card can only be Ritual Summoned with the Ritual Spell Card, "Incandescent Ordeal". You must also Tribute monsters whose total Levels equal 7 or more from the field or your hand. Each time you or your opponent activates 1 Spell Card, put 1 Spell Counter on this card. Remove 3 Spell Counters from this card to destroy all monsters on the field except 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.