First Modern Deck that I have tried to assemble. Not completely aware of the format and would just like to play at my local FNM, BUT I really need help with a sideboard that wont break the bank.

I really like the synergy found with Vampires, with the addition of MutaVault. And then on top of the normal creature win con you can also do a OTK with Sanguine Bond + Exquisite Blood