Green and black both have a plethora of creatures in Amonkhet that are greatly undercosted but enter the battlefield with some number of -1/-1 counters
3 Mulan, Imperial General Challenging Readied Characters While you initially need to make sure your opponents characters are exerted before you can challenge them, this Mulan card changes everything
Giving your opponents free cards isnt the best, but the Snakes will no doubt make up for it
Discarding lands to a Big Score can get you plenty of Treasure, ramping you into bigger threats
Instead, were going to talk about one-drops that are very good in red decks specifically
Fact or Fiction (Invasion/Planeshift/Apocalypse) Drawing cards in any format can equate to victory, since the more cards you see each game, the more options you have to win