Zero Counter - When the opponent summons a Spirit/Brave without paying the cost, other than by a Burst effect. this card in your hand can be used without paying the cost and immediately activate the following effect.
█ Destroy one opposing Spirit. After this effect resolves, by paying one cost, return this card to your hand.
Main - Draw two cards from your deck. Afterwards, reveal three cards from the top of your deck and add one card with the "Worldswalker"/"Avatar" family. Remaining cards are discarded.