When this Set burst is discarded by the opponent, you can activate it, ignoring the burst condition.
[ Burst: After Your Spirit Is Depleted/Destroyed by the Opponent]
You can reveal two cards from the top of your deck. You can summon any "Winged Beast" family Spirit/Ultimate cards among them, without paying the cost. Remaining cards are discarded. After that effect resolves, summon this card without paying the cost.
[LV2] (When Attacks) You can return an opposing exhausted Spirit to the top of the deck.