You can only activate 1 card with this card’s name per turn.
(1) Discard 1 Winged Beast monster; return all cards in your opponent’s Spell & Trap Zones to the hand.
(2) You can banish this card from your GY; reveal 1 Winged Beast monster from your hand, and if you do, for the rest of this turn, any monster with that revealed monster’s name in your hand loses 1 Level.