Original sentence: If all of Snake's life gauge is drained, your game ends.Snake will losing a life gauge if the let them attack by alert mode.The Playstation version despite a transition to 3D, the gameplay of Metal Gear Solid remains similar to its 2D MSX2 predecessor Metal Gear 2: Solid Snake.You must CONTINUE to  keep playing or EXIT to stop
Edited sentence: Despite a transition to 3D, the gameplay of Metal Gear Solid remains similar to its 2D MSX2 predecessor Metal Gear 2: Solid Snake