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                                                     ORIFER SA
                                               22 -- 24 Rives de Clausen
                                                  2165 Luxembourg

                                                 Tel: (42) 79 413 50 27

                                                                                                        April 20, 2011


                                                   NEWS RELEASE


         Luxembourg.         Jean-Edgar de Trentinian, President of Orifer SA ("Orifer") announces
that Orifer intends to sell up to 140,400,000 Share Purchase Warrants of Yukon-Nevada Gold
Corp. ("YNG") from its control base. This sale will not result in a reduction of Orifer's and Mr.
de Trentinian's direct and indirect shareholdings of 190,480,500 shares, representing 25.20% of
the issued and outstanding share capital (755,816,679 shares) of YNG, but if completed will
reduce the number of Orifer's presently held warrants to zero.. The securities will be distributed
privately. The proposed commencement date of the sale is April 28, 2011.




         The Toronto Stock Exchange has not reviewed and does not accept responsibiliry for the adequacy
                                or accuracy of the contents of this news release.




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