EXHIBIT
4.31



|                                 | ROSS MILLER | 
|-------------------------------- | ----------- | 
|Secretary of State               |            
|204 North Carson Street, Suite 4 |            
|Carson City, Nevada 89701-4520   |            
|(775) 684-5708                   |            
|Website: www.nvaoa.gov           |            





| | Filed in the office of
        
        /s/ Ross Miller
        Ross Miller
        Secretary of State
        State of Nevada | Document Number
| | ------------------------------------------------------------------------------------------------------------------------------ | ---------------
| | 201305724428-64                                                                                                               
| | Filing Date and Time                                                                                                          
| | 08/29/2013 2:09 AM                                                                                                            
| | Entity Number                                                                                                                 
| | E0424952013-4                                                                                                                 







|Articles of Incorporation
        (PURSUANT TO NRS CHAPTER 76) | 
|-------------------------------------------------------------- | 





|USE BLACK INK ONLY-DO NOT HIGHLIGHT                                                                                                                                                       | ABOVE SPACE IS FOR OFFICE USE ONLY                                                                                                     
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------
|1.            Name of Corporation:                                                                                                                                                        | Eagleford Energy, Zavala Inc.                                                                                                          
|2.           Registered Agent for Service of Process: (check one box only)                                                                                                                | SCommercial Registered Agent:                                                                                                          
|                                                                                                                                                                                         
|£Noncommerical Registered Agent (name and address below)                                                                                                                                  | OR                                                                                                                                     
|Nevada                                                                                                                                                                                   
|Street Address                                                                                                                                                                            | City                                                                                                                                   
|Nevada                                                                                                                                                                                   
|Mailing Address (if different from street address                                                                                                                                         | City                                                                                                                                   
|3.           Authorized Stock: (number of shares corporation is authorized to issue)                                                                                                      | Number of Shares with par value:                                                                                                       
|4.           Names and Addresses of the Board of Directors/Trustees: (each Director/Trustee must be at least 18 years of age; attach additional page if more than two directors/trustees) | 1)	    James Cassina                                                                                                                   
|Name                                                                                                                                                                                      |                                                                                                                                        
|1 King Street West, Suite 1505                                                                                                                                                            | Toronto,                                                                                                                               
|Street Address                                                                                                                                                                            | City                                                                                                                                   
|2)                                                                                                                                                                                        |                                                                                                                                        
|Name                                                                                                                                                                                      |                                                                                                                                        
|Street Address                                                                                                                                                                            |                                                                                                                                        
|5.           Purpose: (optional; see instructions)                                                                                                                                        | The purpose of the corporation shall be:
        Any lawful purpose pursuant to federal law and the laws of the
        State of Nevada
|6.           Name, Address and Signature of Incorporator: (attach additional page if more than one incorporator)                                                                          | Eleanor Osmanoff                                                                                                                       
|Name                                                                                                                                                                                      | Incorporator Signature                                                                                                                 
|488 Madison Avenue, 12th Floor                                                                                                                                                            | New York                                                                                                                               
|Address                                                                                                                                                                                   | City                                                                                                                                   
|7.           Certificate of Acceptance of Appointment of Registered Agent:                                                                                                                | I hereby accept appointment as Registered Agent for the above named Entity                                                             
|/s/Susan Broadway                                                                                                                                                                         | Susan Broadway
        Assistant Sec’y                                                                                                 
|Authorized signature of Registered Agent or On Behalf of Registered Agent Entity                                                                                                          | Date                                                                                                                                   
|This form must be accompanied by appropriate fees.                                                                                                                                        | Nevada Secretary of State NRS 78 Articles
        Revised 3-10-10                                                                      
|                                                                                                                                                                                          |                                                                                                                                        











SECRETARY OF STATE







CORPORATE CHARTER



I, ROSS MILLER, the duly
elected and qualified Nevada Secretary of State, do hereby certify that EAGLEFORD ENERGY, ZAVALA INC., did on August 29, 2013,
file in this office the original Articles of Incorporation; that said Articles of Incorporation are now on file and of record in
the office of the Secretary of State of the State of Nevada, and further, that said Articles contain all the provisions required
by the law of said State of Nevada.



|                                  | IN WITNESS WHEREOF, I have
        hereunto
 set my hand and affixed the Great Seal of
 State, at my office on August 30, 2013.
|--------------------------------- | -------------------------------------------------------------------------------------------------------------------------------
|                                  | /S/ Ross Miller                                                                                                                
|                                  | ROSS MILLER                                                                                                                    
|                                  | Secretary of State                                                                                                             
|Certified By: GJ Jaillet          |                                                                                                                                
|Certificate Number: C2013080-0278 |                                                                                                                                
|You may verify this certificate   |                                                                                                                                
|Online at http://www.nvsos.gov/   |