Since all decks were very different from each other, it keeps the game fresh and exciting for someone picking up the game, making it fun to login every day to finish the daily quests
It's good to be aware of these archetypes because they sometimes come up in Limited, like the Lost in the Woods "combo" in Dark Ascension Limited, or making your own surprising imitation of a Fog deck by just drafting a pile of removal and no good win conditions
Soul Warden and friends is ubiquitous at the kitchen table, and there is a deck archetype named after them - "Soul Sisters." Gaining a life each time a dork arrives at the battlefield is incredibly good, and it's even better in 20 life formats like Five Color than it is in the 40 life Commander, but don't sleep on it there either
We got exciting new legendary Squirrels, Rabbits, Raccoons, and even Lizards, but the ones I was most impressed by were Frogs