Maybe an Acererak the ArchlichAcererak the Archlich or a Sefris of the Hidden WaysSefris of the Hidden Ways is playing these cards, but most people don't have a copy of the Dungeon of the Mad MageDungeon of the Mad Mage, Tomb of AnnihilationTomb of Annihilation, or Lost Mine of PhandelverLost Mine of Phandelver
The first is Lantern of Insight, the central cog in the system
The highlights of my draft were this beauty, which would have 3-0ed if not for some absolutely terrible whiffs on Pieces of the Puzzle and then flooding out in two games
From attacking artifact dorks like Losheen to attacking tokens with Bennie to attacking with lifelink with Dawn of Hope and The Gaffer, this is a very strong card since it's synergetic with so much stuff
In a Two-Headed Giant game, the last ability will trigger twice at the beginning of the opposing team's upkeep, once for each player on that team
Theres a card that destroys all lands, but it does it after a long time and gives people a lot of opportunity to deal with it or sandbag lands