Gimmic racedeck with Dwarfs, Only cards with Dwarfs or directly related to Dwarfs. 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.