Advanced format ruling
Ido the Supreme Magical Force
Card effect (current official text)You cannot Summon monsters. You can only control 1 "Ido the Supreme Magical Force". If this card is destroyed by a card effect and sent to the Graveyard, Special Summon it from your Graveyard during the next turn's Standby Phase and destroy all other monsters you control.
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.