Dueling Grounds Dueling Grounds doesnt belong in every Selesnya deck since its an active impairment to its many go-wide strategies, but anything that plays a bogles-esque strategy that builds the biggest creature in play can use it to prevent multiple blockers from getting them down
That made good answers hard to come by while the Sliver deck was functioning as intended, as winning combats was hard, winning them quickly without trample was even harder, and removal was temporary
The best cards in your deck synergize with this ability, giving you a stronger presence on the battlefield
Black didnt have a cheap and reliable removal spell like Lightning Bolt or Path to Exile before this was printed, and Push revolutionzed black removal when it was printed
Weve already seen two low-cost Floodborn characters so far, so this card could be the fulcrum for a discard-heavy deck that would be a real pain to deal with
If they do, well, you get to explore twice for the price of once