Original sentence: To compound the problem even further, Battletoads gives the player only 3 opportunities to continue after being defeated (many other games of this size gave unlimited opportunities), and has no password or   save feature to enable the player to continue the game across multiple sessions.Unlike many side-scrolling games in which two players cooperating can complete the game more easily than one, Battletoads becomes even more difficult to complete with two players, because of the many obstacle levels
Edited sentence: To compound the problem even further, Battletoads gives the player only three opportunities to continue after being defeated (many other games of this size gave unlimited opportunities), and has no password or   save feature to enable the player to continue the game across multiple sessions.Unlike many games in which two players cooperating can complete the game more easily than one, Battletoads becomes even more difficult to complete with two players, because of the many obstacle levels