Edison format ruling
Shinato, King of a Higher Plane

Card effect (current official text)This card can only be Ritual Summoned with the Ritual Spell Card, "Shinato's Ark". You must also Tribute monsters whose total Levels equal 8 or more from the field or your hand. When this card destroys a Defense Position monster and sends it to the Graveyard as a result of battle, inflict damage to your opponent's Life Points equal to the original ATK of the destroyed monster.
Rulings
- When your Shinato, King of a Higher Plane destroys Gradius' Option or Maju Garzett, your opponent takes no damage from Shinato, King of a Higher Plane's effect.
- If Shinato, King of a Higher Plane is destroyed before monsters are sent to the GY, for example if removed from play by D. D. Warrior Lady, his effect does not activate. But if Shinato, King of a Higher Plane attacks Yomi Ship, Shinato, King of a Higher Plane inflicts the damage from his effect even though he will be destroyed by Yomi Ship's effect after Yomi Ship is sent to the GY.
- When Shinato, King of a Higher Plane destroys a Defense Position monster, your opponent can activate Barrel Behind the Door as a chain to Shinato, King of a Higher Plane's effect.
- When your Shinato, King of a Higher Plane is equipped with Fairy Meteor Crush and destroys your opponent's Defense Position monster, first, during damage calculation, Shinato, King of a Higher Plane inflicts Battle Damage to your opponent's Life Points because of Fairy Meteor Crush, and then, when the Defense Position monster is sent to the GY, Shinato, King of a Higher Plane's effect inflicts damage equal to the original ATK of the destroyed monster.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Edison forum — sourced change requests get reviewed.