Despian Luluwalilith

1 Level 4 Tuner + 1+ non-Tuner monsters
Once per turn, if a card(s) leaves either Extra Deck (except during the Damage Step): You can make all face-up monsters you currently control gain 500 ATK, then you can negate the effects of 1 face-up card on the field until the end of this turn. During the End Phase, if this card is in the GY because it was sent there this turn: You can Special Summon 1 LIGHT Spellcaster monster whose ATK equals its own DEF from your hand or Deck. You can only use this effect of "Despian Luluwalilith" once per turn.