One of the main reasons Blood Money stands out is because of its protagonist, Agent 47. He is a level-headed, professional who avoids acting out. Because of his calm demeanor and lack of chatter, the other players are free to assume whatever they want about him. The game doesn't tell you how to feel; it lets you experience it as you choose. You have the option to transform into a ghost who disappears when you die, or into a powerful force that can smash through any barrier in your path. Rather of harshly judging your decisions, the game reacts by changing your ranking and incentives according to how neat and efficient you are.
BLOODMONEY! ability to choose how to complete assignments is what really makes it stand out from the crowd. There are an infinite number of ways to solve any assignment. Your options include donning a disguise, manipulating your surroundings, setting traps, or simply waiting for the right opportunity. Curiosity is rewarded and experimenting is encouraged in the game. It is exceedingly pleasant to find a cunning way to remove a target, particularly if it appears to be an accident. Feeling accomplished, not because the game told them so, but because they came up with the solution on their own, these moments give players a sense of intelligence.