Kirkland Lake, Ontario ?May 22, 2013 Mistango River Resources Inc. is forwarding a copy of the attached  news release to those shareholders and interested parties registered on our internal email mailing list. If you wish to unsubscribe to our mailing list please click on this link

                           MISTANGO ANNOUNCES FINAL INFILL DRILL RESULTS AT OMEGA   

Kirkland Lake, Ontario May 22, 2013: Mistango River Resources Inc. (MIS: CNSX) (GLRAF: OTC) wishes to announce results from the last eight infill definition drill holes completed in the potential open pit area of the Omega Gold Deposit. The current drilling is part of a recently completed and reported on fourteen drill hole program implemented by AMC Mining Consultants to upgrade the existing potential open pit resource from the inferred to the indicated category. Current potential pit inferred resources are estimated at 3.8 million tonnes, containing 306,100 ounces gold grading 2.5 g/t Au. Current global inferred resources stand at 5.0 million tonnes, containing 472,100 ounces gold grading 2.93 g/t Au.

Drilling Highlights

OM-13-110    1.72 g/t gold over 19 meters (including 1 meter of 10.75 g/t gold)

OM-13-112    1.46 g/t gold over 15 meters (including 1 meter of 3.68 g/t gold and 1 m of 3.4 d/t gold)

Omega Property composite table as of May 22, 2013

    *previously reported: all holes are uncut and over core length; core length is estimated 50-90% of true width;  1 g/t Au multiplied

       by 0.0291666 equals troy ounces per short ton (to convert from meters to feet multiply by 3.2808). NSV: no significant values,

       VG: visible gold

Robert J. Kasner,  President and CEO, commented: ?We are pleased to have completed this drilling program and look forward to receiving an upgraded  resource estimate from AMC Mining Consultants in the near future.?

QA/QC was followed in sampling the core. The core is sawed in half for sampling. Standards, blanks and duplicates were inserted into the stream of core samples every 20 metres. The core was assayed at ALS Minerals Canada LTD in Sudbury, ON using 30 gram samples. The core samples were analyzed using the fire assay method and AA finish for results up to 10 g/t Au. For samples containing more than 10 g/t Au gravimetric finish was used. Fred Sharpley, P.Geo is the Qualified Person for the Omega Property and has approved the technical information in this news release.

About Mistango. 

Mistango River Resources is a Canadian based company engaged in the exploration and development of gold and VMS-type base metal deposits, having mineral properties located in Quebec and Ontario. The ?Omega Property? is located on the famous Larder Lake-Cadillac Break that hosts numerous current and past producing gold mines, including the historical 11 million ounce Kerr-Addison Mine located approximately 6 km to the East and Osisko Mining Corporation?s ?Upper Beaver Project?, slated for production  located approximately 8 km to the west. For additional information about Mistango and its properties, please visit our website at: www.mistangoriverresources..ca

This news release contains certain ?forward-looking information?. All statements, other than statements of historical fact that address activities, events or developments that Mistango believes, expects or anticipates will or may occur in the future are forward-looking statements. These forward-looking statements reflect the current expectations or beliefs of Mistango based on information currently available to Mistango. Forward-looking statements are subject to a number of significant risks and uncertainties and other factors that may cause the actual results of Mistango to differ materially from those discussed in the forward-looking statements, and even if such actual results are realized or substantially realized, there can be no assurance that they will have the expected consequences to, or effects on Mistango. Factors that would cause actual results or events to differ materially from current expectations include, but are not limited to, Mistango?s decision to cancel its exploration program on its Omega gold property.

For further information please contact:

Robert J. Kasner, President & CEO                                                           Donald Kasner, Investor Relations
Telephone: 705-568-7540                                                                             Telephone:  705-570-1019                           
E-mail: bobkasner@yahoo.com                                                                 E-mail: drkkasner@yahoo.ca