This will be brief. An After Action Report to follow.
A copy of my final list found: HERE
I did in fact play Necrons. I won the first two games with strong Major Victories and Drew the last game, ending the day with 2 wins, 0 losses, 1 draw.
I took second place, $40 of swag, and an entrance ticket to the regional qualifier!
Go 4th edition codex!