Gimmic racedeck with Night Elfs, Only cards with Night Elfs or directly related to Night Elfs. Rise of Shadows didn't add any cards or any cards which increases synergy with the current deck.
Please comment if you know a card that better fit this theme. If this was intressting, you can also check out the other Racist decks i've created. Check the Deck History for which cards were altered for better synergy with new the new cards.