The counter-removing feature isn't often seen, but it could be an efficient way to deal with some annoying targets, such as planeswalkers, or other battles, or removing -1/-1 counters, or resetting your own Sagas
Ultimately, however, the mechanic was scrapped because it didnt capture the essence of what we were trying to do with the set. While Skirmish was scrapped for War of the Spark, March of the Machine promises to be a similarly high-stakes war for Magics multiverse
Let's turn to Samurai support cards next
Several cards care about the number of Allies you control or Allies entering, so focus on going wide with cards like White-Black Sacrifice If you'd rather use your creatures for more macabre abilities, then the white-black sacrifice archetype is for you
Similar lists do exist in Legacy, but those fall more on the side of Death and Taxes, which is a lot better for interacting with the opponents gameplan