Advanced format ruling
Emissary from Pandemonium
Card effect (current official text)This card cannot be Special Summoned. You can Normal Summon this card with 1 Tribute. If you do, it becomes Level 5 and its original ATK and DEF are halved.
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.