The Master of Keys offers power and graveyard manipulation in one tidy package
For non-spellslinging purposes, it's not bad, but really wants to be in a deck that has a lot of targets at mana value 3 for maximum payoff
The big basic approach to tera box is really neat, since you are less susceptible to your opponent bench sniping you, which was definitely an issue for the previous Tera box
Better yet, permanents with abilities can often be activated for little or no mana cost in the moment, meaning you can keep your shields up while still developing your board further each turn
However, the game does a good job of delivering extra dopamine by making booster packs more accessible and easier to get, something that many other CCGs struggle with
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