Advanced format ruling
Alchemy Cycle
Card effect (current official text)The original ATK of all face-up monsters you control becomes 0, until the End Phase. Each time a monster that had its original ATK reduced to 0 by this effect is destroyed by battle and sent to the Graveyard, draw 1 card.
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.