Performapal Seesawhopper

During your opponent's End Phase: You can send this card you control to the Graveyard, then target 1 Level 3 or lower "Performapal" monster in your Graveyard; add it to your hand. If a monster(s) is sent from the hand to the Graveyard while this card is in your Graveyard: You can Special Summon this card, and if you do, it cannot be destroyed by battle once per turn.