Advanced format ruling
Gragonith, Lightsworn Dragon
Card effect (current official text)This card gains 300 ATK and DEF for each "Lightsworn" monster with a different name in your Graveyard. If this card attacks a Defense Position monster, inflict piercing battle damage to your opponent. During each of your End Phases: Send the top 3 cards of your Deck to the Graveyard.
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.