So I eventually wound up with a 25-damage cohort of creatures, and Sauron equipped with The One Ring
Notably, this green treefolk doesn't need to attack itself, so you can play it, attack, then untap straight away
Having said that, Keeping the beginner decks sealed can be a nice display on a shelf next to each other, and there are going to be some definitely fan favorite decks over others in the future so we would recommend getting the ones that you want to keep for yourself
Tekuthal, Inquiry Dominus maybe not as crazy as Mondrak, but can still get a lot of value out of doubling Proliferate effects on Incubator tokens
Among them are Dragons, with the exceptionally strong Twinflame Tyrant coming in to double all your damage as long as it's out
Last but not least, you may have your most effective character in the form of Lefou