You can Ritual Summon this card with "Shinobird's Calling". Must be Ritual Summoned, and cannot be Special Summoned by other ways. If this card is Ritual Summoned: You can return up to 3 monsters your opponent controls to the hand, then you can Special Summon 1 Level 4 or lower Spirit monster from your hand, ignoring its Summoning conditions. Once per turn, during the End Phase, if this card was Ritual Summoned this turn: Return it to the hand, and if you do, Special Summon 2 "Espirit Tokens" (Winged Beast-Type/WIND/Level 4/ATK 1500/DEF 1500).