Advanced format ruling
Sacred Phoenix of Nephthys
Card effect (current official text)Once per turn, during your next Standby Phase after this card was destroyed by a card effect and sent to the GY: Special Summon this card from the GY. If you do: Destroy all Spells and Traps 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.