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

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

• Contract Type
  Agreement and Plan of Merger
• 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”).