Summon the Sea's Wrath

Create a blue 9/9 Legendary Creature token named Xyryyl, the Sea's Wrath with hexproof. Each opponent returns each nonland permanent with converted mana cost 9 or less from the battlefield to their hand.
If Xyryyl, the Sea's Wrath would leave the battlefield, search your library and/or graveyard for a card named Summon the Sea's Wrath, reveal it and put it into your hand. If you searched your library, shuffle it afterwards.