The Immortal Sun God

Special Summon 1 "The Winged Dragon of Ra" monster from your GY or banishment, ignoring its Summoning conditions, then if you Special Summoned "The Winged Dragon of Ra" by this effect, send it to the GY, and if you do, you can Special Summon 1 "The Winged Dragon of Ra" monster from your Extra Deck. During the End Phase, send the monsters Special Summoned by this effect to the GY. During your Main Phase, if this card is in your GY: You can discard 1 "Sun God" card; add this card to your hand. You can only use each effect of "Immortal Sun God" once per turn.