Lumina, Lightsworn Summoner

[ Spellcaster / Effect ] Once per turn: You can discard 1 card, then target 1 Level 4 or lower "Lightsworn" monster in your GY; Special Summon that target. Once per turn, during your End Phase: Send the top 3 cards of your Deck to the GY. ATK/ 1000 DEF/ 1000