Judgment Dragon [LODT-EN026] Secret Rare

This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by having 4 or more "Lightsworn" monsters with different names in your Graveyard. You can pay 1000 Life Points to destroy all other cards on the field. During each of your End Phases, send the top 4 cards of your Deck to the Graveyard.