The more you grow H&A, the more counters you get to stack on other creatures each combat, so you can make two or more sizeable threats at the same time
Krasis was always a great late-game, top-end way to refuel your hand and push into the late lategame, but it's miserable early on
This deck is a ton of fun, and its all made possible by the flexible Plinko Machine provided by Energy that gets us from A to B in a handful of value-driven ways
Powers get added together and toughnesses get added together
Ardent Plea is just as lowly costed as Shardless Agent (there are no cascade cards that cost less than 3 CMC), and it also gives you the Exalted ability
Rather than starting with an extensive ban list (as many 3CB games do), cards from the best performing decks are banned and the list evolves over time