The first Crysis is probably best known for its benchmark-setting graphics. Unfortunately, its PC exclusivity meant console gamers weren't able to discover the true beauty of the game: its nail-biting emergent gameplay, assisted by realistic AI, and a truly open world to explore. The Nanosuit endowed you with superhero tools that encouraged playing with the environment -- punching a tree to have it land on enemies, for example.
But don't expect a large focus on the franchise's deep tactical combat today. Like its predecessor, it's easy to get caught up by the sheer spectacle that is Crysis 2.