This naturally combos with firebending, and it can be very powerful in formats where cards like MTG 's Lightning Bolt are legal
Here are some incentives for it: Cards like Corrupt, Cabal Coffers, Mutilate, and Defile want you to play as many swamps as possible, so their efficiency is maximized in mono-black decks
Among them, of course, a few Power Nine pieces
Within a Snow-focused build, it deals three damage, instead of two, providing additional value for its single-mana cost
Mire in Misery and Feed the Swarm were the first attempts at doing this, and while some people believe its against the philosophy of the color pie, I see it more as Magic evolving and adapting to the needs of the game after sticking around for more than 30 years
Is this a combo that you're eager to experiment with, or do you prefer your saprolings unexploded