8-K

UNITED STATES SECURITIES AND

EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) May 1, 2007

PETROSOUTH ENERGY CORP.

(formerly Mobridge Explorations Inc.)

(Exact name of registrant as specified in its charter)

Nevada

(State or other jurisdiction of incorporation)

333-130673

(Commission File Number)

20-8756823

(IRS Employer Identification No.)

20333 State Highway 249, Suite 200 – 11, Houston, TX 77070-26133

(Address of principal executive offices and Zip Code)

(281) 378-1563

Registrant's telephone number, including area code

MOBRIDGE EXPLORATIONS INC.

13 Bastedo Crescent, Box 1526, Marathon, Ontario P0T 2E0

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 5.03 Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

Effective April 30, 2007, we completed a merger with our subsidiary, PetroSouth Energy Corp. As a result, we have changed our name from “Mobridge Explorations Inc.” to “PetroSouth Energy Corp.”. We changed the name of our company to better reflect the direction and business of our company.

In addition, effective April 30, 2007 we have effected a 10 for one stock split of our authorized and issued and outstanding common stock. As a result, our authorized capital has increased from 75,000,000 shares of common stock with a par value of $0.001 to 750,000,000,000 shares of common stock with a par value of $0.001. Our issued and outstanding share capital has increased from 6,790,000 shares of common stock to 67,900,000 shares of common stock.

CW1177022.1

- 2 -

Item 7.01 Regulation FD Disclosure

The name change and forward stock split became effective with NASDAQ’s Over-the-Counter Bulletin Board at the opening for trading on May 1, 2007 under the new stock symbol “PSEG”. Our new CUSIP number is 71676A 101.

Item 9.01	Financial Statements and Exhibits
3.01	Certificate of Change filed with the Nevada Secretary of State on April 18, 2007 to be effective on April 30, 2007
3.02	Articles of Merger filed with the Nevada Secretary of State on April 18, 2007 to be effective on April 30, 2007

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

PETROSOUTH ENERGY CORP.

/s/ Fred Zaziski  

Fred Zaziski

President and Director

Date: May 1, 2007

CW1177022.1

EX-3

	ROSS MILLER Secretary of State 204 North Carson Street, Suite 1 Carson City, Nevada 89701-4299 (775) 684 5708 Website: secretaryofstate.biz		Filed in the office of /s/ Ross Miller Ross Miller Secretary of State State of Nevada	Document Number 00001308298-11
				Filing Date and Time 04/18/2007 2:30 PM
				Entity Number C19806-2004
Articles of Merger (PURSUANT TO NRS 92A.200) Page 1
Important: Read attached instructions before completing form.
		ABOVE SPACE IS FOR OFFICE USE ONLY

(Pursuant to Nevada Revised Statutes Chapter 92A)

(excluding 92A.200(4b))

SUBMIT IN DUPLICATE

1) Name and jurisdiction of organization of each constituent entity (NRS 92A.200). If there are more
than four merging entities, check box o and attach an 81/2" x 11'' blank sheet containing the
required information for each additional entity.

PetroSouth Energy Corp.
	Name of merging entity

Nevada	Corporation
Jurisdiction	Entity type *

Mobridge Explorations Inc.
	Name of merging entity

Nevada	Corporation
Jurisdiction	Entity type *

Name of merging entity

Jurisdiction Entity type *

Name of merging entity

Jurisdiction Entity type *

and,

Mobridge Explorations Inc.
	Name of surviving entity

Nevada	Corporation
Jurisdiction	Entity type *

* Corporation, non-profit corporation, limited partnership, limited-liability company or business trust.

This form must be accompanied by appropriate fees. See attached fee schedule. Nevada Secretary of State AM Merger 2003
Revised on: 10/24/03

CW1177197.1

- 2 –

ROSS MILLER
Secretary of State
204 North Carson Street, Suite 1
Carson City, Nevada 89701-4299
(775) 684 5708
Website: secretaryofstate.biz

Articles of Merger (PURSUANT TO NRS 92A.200) Page 2
Important: Read attached instructions before completing form.
	ABOVE SPACE IS FOR OFFICE USE ONLY

2) Forwarding address where copies of process may be sent by the Secretary of State of
Nevada (if a foreign entity is the survivor in the merger – NRS 92A.1 90):

Attn:

c/o:

3) (Choose one)

Ý	The undersigned declares that a plan of merger has been adopted by each constituent entity (NRS 92A.200).
o	The undersigned declares that a plan of merger has been adopted by the parent domestic entity (NRS 92A.180)

4) Owner's approval (NRS 92A.200)(options a, b, or c must be used, as applicable, for each entity) (if
there are more than four merging entities, check box oand attach an 8 1/2" x 11'' blank sheet
containing the required information for each additional entity):

(a) Owner’s approval was not required from

PetroSouth Energy Corp.

Name of merging entity, if applicable

Mobridge Explorations Inc.

Name of merging entity, if applicable

Name of merging entity, if applicable

Name of merging entity, if applicable

and, or;

Mobridge Explorations Inc.

Name of surviving entity, if applicable

This form must be accompanied by appropriate fees. See attached fee schedule. Nevada Secretary of State AM Merger 2003
Revised on: 10/24/03

CW1177197.1

- 3 –

ROSS MILLER
Secretary of State
204 North Carson Street, Suite 1
Carson City, Nevada 89701-4299
(775) 684 5708
Website: secretaryofstate.biz

Articles of Merger (PURSUANT TO NRS 92A.200) Page 3
Important: Read attached instructions before completing form.
	ABOVE SPACE IS FOR OFFICE USE ONLY

(b) The plan was approved by the required consent of the owners of *;

Name of merging entity, if applicable

Name of merging entity, if applicable

Name of merging entity, if applicable

Name of merging entity, if applicable

and, or;

Name of surviving entity, if applicable

* Unless otherwise provided in the certificate of trust or governing instrument of a business trust, a merger must be approved by all the trustees and beneficial owners of each business trust that is a constituent entity in the merger.

This form must be accompanied by appropriate fees. See attached fee schedule. Nevada Secretary of State AM Merger 2003
Revised on: 10/24/03

CW1177197.1

- 4 –

ROSS MILLER
Secretary of State
204 North Carson Street, Suite 1
Carson City, Nevada 89701-4299
(775) 684 5708
Website: secretaryofstate.biz

Articles of Merger (PURSUANT TO NRS 92A.200) Page 4
Important: Read attached instructions before completing form.
	ABOVE SPACE IS FOR OFFICE USE ONLY

(c)	Approval of plan of merger for Nevada non-profit corporation (NRS 92A.160):
		The plan of merger has been approved by the directors of the corporation and by each public officer or other person whose approval of the plan of merger is required by the articles of incorporation of the domestic corporation.

Name of merging entity, if applicable

Name of merging entity, if applicable

Name of merging entity, if applicable

Name of merging entity, if applicable

and, or;

Name of surviving entity, if applicable

This form must be accompanied by appropriate fees. See attached fee schedule. Nevada Secretary of State AM Merger 2003
Revised on: 10/24/03

CW1177197.1

- 5 –

ROSS MILLER
Secretary of State
204 North Carson Street, Suite 1
Carson City, Nevada 89701-4299
(775) 684 5708
Website: secretaryofstate.biz

Articles of Merger (PURSUANT TO NRS 92A.200) Page 5
Important: Read attached instructions before completing form.
	ABOVE SPACE IS FOR OFFICE USE ONLY

5)	Amendments, if any, to the articles or certificate of the surviving entity. Provide article numbers, if available. (NRS 92A.200)*:
	Article One of the Articles of Incorporation of Mobridge Explorations Inc. is hereby amended to change the name of Mobridge Explorations Inc. to PetroSouth Energy Corp.

6) Location of Plan of Merger (check a or b):

Ý	(a) The entire plan of merger is attached;
or,
o	(b) The entire plan of merger is on file at the registered office of the surviving corporation, limited-liability company or business trust, or at the records office address if a limited partnership, or other place of business of the surviving entity (NRS 92A.200).

7) Effective date (optional)**: April 30, 2007

* Amended and restated articles may be attached as an exhibit or integrated into the articles of merger. Please entitle them ''Restated'' or ''Amended and Restated,'' accordingly. The form to accompany restated articles prescribed by the secretary of state must accompany the amended and/or restated articles. Pursuant to NRS 92A.180 (merger of subsidiary into parent - Nevada parent owning 90% or more of subsidiary), the articles of merger may not contain amendments to the constituent documents of the surviving entity except that the name of the surviving entity may be changed.

** A merger takes effect upon filing the articles of merger or upon a later date as specified in the articles, which must not be more than 90 days after the articles are filed (NRS 92A.240).

This form must be accompanied by appropriate fees. See attached fee schedule. Nevada Secretary of State AM Merger 2003
Revised on: 10/24/03

CW1177197.1

- 6 –

	ROSS MILLER Secretary of State 204 North Carson Street, Suite 1 Carson City, Nevada 89701-4299 (775) 684 5708 Website: secretaryofstate.biz
Articles of Merger (PURSUANT TO NRS 92A.200) Page 6
Important: Read attached instructions before completing form.
		ABOVE SPACE IS FOR OFFICE USE ONLY

8)	Signatures - Must be signed by: An officer of each Nevada corporation; All general partners of each Nevada limited partnership; All general partners of each Nevada limited partnership; A manager of each Nevada limited-liability company with managers or all the members if there are no managers; A trustee of each Nevada business trust (NRS 92A.230)*
	(if there are more than four merging entities, check box o and attach an 81/2" x 11'' blank sheet containing the required information for each additional entity.):

PetroSouth Energy Corp.

Name of merging entity

X /s/ Fred B. Zaziski	President & Director	18 April 2007
Signature	Title	Date

Mobridge Explorations Inc.

Name of merging entity

X /s/ Fred B. Zaziski	President & Director	18 April 2007
Signature	Title	Date

Name of merging entity

Signature Title Date

Name of merging entity

Signature Title Date

Mobridge Explorations Inc.

Name of surviving entity

X /s/ Fred B. Zaziski	President & Director	18 April 2007
Signature	Title	Date

* The articles of merger must be signed by each foreign constituent entity in the manner provided by the law governing it (NRS 92A.230). Additional signature blocks may be added to this page or as an attachment, as needed.

IMPORTANT: Failure to include any of the above information and submit the proper fees may cause this filing to be rejected. This form must be accompanied by appropriate fees. See attached fee schedule. Nevada Secretary of State AM Merger 2003
Revised on: 10/24/03

CW1177197.1

EX-3

ROSS MILLER Secretary of State 204 North Carson Street, Suite 1 Carson City, Nevada 89701-4299 (775) 684 5708 Website: secretaryofstate.biz	Filed in the office of /s/ Ross Miller Ross Miller Secretary of State State of Nevada	Document Number 00001308299-22
		Filing Date and Time 04/18/2007 2:30 PM
		Entity Number C19806-2004
Certificate of Change Pursuant to NRS 78.209

Certificate of Change filed Pursuant to NRS 78.209

For Nevada Profit Corporations

1. Name of corporation:

MOBRIDGE EXPLORATIONS INC.

2. The board of directors have adopted a resolution pursuant to NRS 78.207 and have obtained any required approval of the stockholders.

N/A

3. The current number of authorized shares and the par value, if any, of each class or series, if any, of shares before the change:

75,000,000 shares of common stock, $0.001 par value

4. The number of authorized shares and the par value, if any, of each class or series, if any, of shares after the change:

750,000,000 shares of common stock, $0.001 par value

5. The number of shares of each affected class or series, if any, to be issued after the change in exchange for each issued share of the same class or series:

The corporation shall issue 10 shares of common stock for every one (1) share of common stock issued and outstanding immediately prior to the effective date of the forward stock split.

6. The provisions, if any, for the issuance of fractional shares, or for the payment of money or the issuance of scrip to stockholders otherwise entitled to a fraction of a share and the percentage of outstanding shares affected thereby:

No fractional shares shall be issued.

7. Effective date of filing (optional): April 30, 2007

8. Officer Signature: /s/ Fred B. Zaziski                      
Signature President                                  
Title

IMPORTANT: Failure to include any of the above information and submit the proper fees may cause this filing to be rejected.

This form must be accompanied by appropriate fee. Nevada Secretary of State AM 78.209.2007

Revised on: 01/01/2007

CW1177178.1