Original sentence: Mafia Wars is set in New York City, and after the player reaches the necessary level, the player can visit cuba.The game has been described as addictive but sometimes repetitive.The game revolves around doing jobs to earn cash, and advancing ones criminal empire.The player unlocks 'cuba' after reaching level 35,  and can 'fly' between the two locations at will, requring no energy to do so
Edited sentence: Mafia Wars is set in New York City, with the option for players to travel between New York and Cuba once they reach level 35.The game revolves around doing jobs to earn cash and advancing one's criminal empire