0001104659-05-014867 Sample Contracts

AGREEMENT AND PLAN OF MERGER by and among PETROHAWK ENERGY CORPORATION PETROHAWK ACQUISITION CORPORATION and MISSION RESOURCES CORPORATION dated as of April 3, 2005

Merger Agreement • April 4th, 2005 • Petrohawk Energy Corp • Crude petroleum & natural gas • Delaware

• Contract Type
  Merger Agreement
• Filed
  April 4th, 2005
• Company
  Petrohawk Energy Corp
• Industry
  Crude petroleum & natural gas
• Jurisdiction
  Delaware

AGREEMENT AND PLAN OF MERGER, dated as of April 3, 2005, is by and among Mission Resources Corporation, a Delaware corporation (the “Company”), Petrohawk Energy Corporation, a Delaware corporation (“Parent”), and Petrohawk Acquisition Corporation, a Delaware corporation and wholly owned subsidiary of Parent (“Purchaser”).

VOTING AGREEMENT

Voting Agreement • April 4th, 2005 • Petrohawk Energy Corp • Crude petroleum & natural gas • Delaware

• Contract Type
  Voting Agreement
• Filed
  April 4th, 2005
• Company
  Petrohawk Energy Corp
• Industry
  Crude petroleum & natural gas
• Jurisdiction
  Delaware

This Voting Agreement (this “Agreement”) is dated as of April 3, 2005, by and among Petrohawk Energy Corporation (“Petrohawk Energy Corporation” or “Petrohawk”), Mission Resources Corporation, a Delaware corporation (“Mission”) and Stellar Funding, Ltd., a Cayman Islands company (“Stellar”) and Guggenheim Capital, LLC, a Delaware limited liability company (“GC”) (Stellar and GC, each a Stockholder and together, the “Stockholders”).