Energy XXI Ltd, formerly Energy XXI (Bermuda) Limited, is an independent oil and natural gas exploration and production company with operations focused in the United States Gulf Coast and the Gulf of Mexico. The Company is engaged in the acquisition, exploration, development and operation of oil and natural gas properties onshore in Louisiana and Texas and offshore in the Gulf of Mexico. The Company’s core properties consist of the Main Pass 61 Field, West Delta 73, West Delta 30, South Pass 49 Field, Field Main Pass 73 Field, South Timbalier 21 Field, Grand Isle 16/18, South Timbalier 54 Field and Bayou Carlin Field. The Company has a 100% working interest in and operates the Main Pass 60, 61, 62 and 63 blocks. It operates and owns a 100% working interest in the West Delta 73 field, located 28 miles offshore of Grand Isle, Louisiana.