Saffira, Queen of Dragons

You can Ritual Summon this card with "Hymn of Light". During the End Phase, if this card was Ritual Summoned this turn, or if a LIGHT monster was sent from the hand or Deck to the GY this turn while this card was face-up on the field: You can activate 1 of these effects; ● Draw 2 cards, then discard 1 card. ● Discard 1 random card from your opponent's hand. ● Add 1 LIGHT monster from your GY to your hand. You can only use this effect of "Saffira, Queen of Dragons" once per turn.