Gragonith, Lightsworn Dragon

[ Dragon / Effect ] 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. ATK/ 2000 DEF/ 1600