Horus the Black Flame Deity (Secret Rare)

If you control a Horus monster and King's Sarcophagus: You can reveal this card in your hand, then send 1 card from your hand or field to the GY; send 1 card on the field to the GY. If a face-up Horus monster(s) you control, except Horus the Black Flame Deity, or a face-up King's Sarcophagus you control, leaves the field by an opponent's card effect (except during the Damage Step): You can Special Summon this card from your hand, then you can send all other monsters on the field to the GY. You can only use each effect of Horus the Black Flame Deity once per turn.