If you choose =3, each X in the rules text is treated as 3
Until the end of your next turn after this card resolves, you cannot Special Summon monsters, except WATER monsters
Its card to cast at three colors, so it needs the right deck, but hitting right away (and hitting a battle!) gets you a card back right away
"This is an incredible card, one that collectors have been chasing to make the centerpiece of their collections," Heritage Auctions Assistant Comics & Comic Art Operations Supervisor Jesus Garcia said
Venture is a new keyword that will appear on specific cards in Adventures in the Forgotten Realms, and pairs with three dedicated dungeon cards themed around classic Dungeons & Dragons deathtrap Tomb of Annihilation, fifth-edition adventure Dungeon of the Mad Mage and D&D 5E Starter Set adventure, Lost Mine of Phandelver