Secret Lair x Stranger Things (2021) This is the first official installment of Universes Beyond since Secret Lair x The Walking Dead technically came out before it was announced
White Mana: Returns a creature with Mana Value 3 or less from your graveyard to the battlefield
And in a deck that mills people on their turns, this draws a lot of cards, as the limitation doesnt matter as much if it triggers each turn
But the really fun thing to do is churn out copies of Emeritus of Iteration and give yourself more ways to cast its prepared version of Ancestral Recall
The ability to pay mana and ping each opponent isn't incredibly powerful, but it is a way to keep things rolling in decks such as Rakdos, Lord of Riots or the more recent Ob Nixilis, Captive Kingpin without having to have spells or other nonland permanents around to help generate life loss
As far as I can tell, Zombie Infestation Dredge is the first dredge build in Modern to really focus on the combo of Conflagrate and Life from the Loam
