Edison format ruling
Cyber Archfiend

Card effect (current official text)At the beginning of your Draw Phase, if you have no cards in your hand, draw 1 more card in addition to your normal draw. During your End Phase, if you have 1 or more card(s) in your hand, destroy this card.
Rulings
- If this card is face-down during the End Phase, it is not destroyed by its effect.
- If you have multiple "Cyber Archfiends" on the field during the Draw Phase, their effects form a chain.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Edison forum — sourced change requests get reviewed.