The theme was popular in 2014, and I thought that four years difference would allow Wizards to learn the lessons they needed from Commander 2014
Although this deck could be sorted into both Brackets One or Two, I would lean towards declaring it a Bracket Two deck when you sit down to play with other players

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At the time, a 3/3 for three mana was one of the best deals you could get for a creature
Its cheap, holds most things back on turns 3-5, and can help you make better decisions along the way