EXHIBIT 23.1



CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation Betfredby reference in this Amendment No. 1 to Registration Statement No. 333-212054 on Form S-1 of our reports dated February 24, 2016, betfred gamesrelating to the consolidated financial statements and financial statement schedule of Cliffs Natural Resources Inc. and subsidiaries, betfred reviewsand the effectiveness of Cliffs Natural Resources Inc.’s internal control over financial reporting, appearing in the Annual Report on Form betfred sportsbook10-K of Cliffs Natural Resources Inc. for the year ended December 31, 2015, and to the reference to us under the heading betfred reviews"Experts" in the prospectus, which is part of such Registration Statement.

/s/ DELOITTE & TOUCHE LLP

Cleveland, Ohio
August 4, 2016