Advanced format ruling
Izanagi
Card effect (current official text)You can Special Summon this card from your hand by removing from play 1 Spirit monster from your hand. Spirit monsters you control do not have to have their effects that return them to the hand activated.
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.