Another option is Age of the Gods: Norse: Book of Dwarves which also offers 10, x stake wins, 3 jackpots and free spins. NetBet Casino · Casumo Casino. The Age of the Gods Norse: Book of Dwarves slot is powered by Playtech and is another instalment in its epic Norse myth and legend series. To play Age of the Gods Norse: Book of Dwarves, you can place bets between 10p and per spin. . The base game offers decent wild payouts, but it's all about. The Age of the Gods Norse: Book of Dwarves slot is powered by Playtech and is another instalment in its epic Norse myth and legend series. Top.