Unlike the first deck, which was Block, I choose to give you a Standard version, although you can easily pull the Corrupt, Duress, Soul Burn and Arena for cards in the block
The seven-mana version will be the surprise factor
That said, Beorn is more of a finisher than a starter, so might just end up in the 99 instead
However with the release of Amonkhet those shenanigans were nerfed by a streamlining of the rules which you can read about here: In short, any split card sitting in your hand, library, graveyard or exile holds a converted mana cost (CMC) equal to the casting cost of both halves of the card combined
Faerie Mastermind is a pretty typical one here, but its a nice card
After investing into the cards, which ones are the best for your next casual night