The Sharpie Cube trend originally spread on Reddit, where it has its own dedicated subforum, though it was popularized via a YouTube short by Magic streamer Ashley Bits
Each one recurs themselves with an activated ability that costs two mana
Each booster contains 3334 commons/uncommons and 12 rares/mythic rares
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
Flash forward to me trying to figure out how to solve my Craterhoof problem and I was reminded of Ureni
There are some great rooms to visit, but I'd be sure to visit Ebonlake Grotto for two faerie dragons, and the reward for venturing eight times is either an anthem/trample enabler, huge burn based on four cards' worth of mana value, or a one-sided board wipe