Open the Way [March of the Machine: The Aftermath] Elder Dinosaur then mills three cards

then mills three cards

Set: Secret Lair: From Cute to Brute Type: Legendary Enchantment // Legendary Land Rarity: Rare When Legion's Landing enters the battlefield

defending player sacrifices a creature with the least power among creatures they control

Set: The Lord of the Rings: Tales of Middle-Earth Prerelease Promos Type: Legendary Artifact — Equipment Rarity: Mythic Cost: {2} Equipped creature has first strike and gets +1/+0 for each instant and sorcery card in your graveyard

Open the Way [March of the Machine: The Aftermath] Elder Dinosaur then mills three cardsSet: March of the Machine: The Aftermath Type: Sorcery Rarity: Rare Cost: {X}{G}{G} X can't be greater than the number of players in the game. Reveal cards from the top of your library until you reveal X land cards. Put those land cards onto the battlefield tapped and the rest on the bottom of your library in a random order.