In the World Editor the mountains are procedurally generated based on criteria you edit such as steepness and number trees on the mountain. Once a mountain is created, you can edit it in great detail.
The audio shines in Adam Wolfe with Adam's narration of the scenes, as well as dialog about his life.
The graphics in Event are good, but not breathtaking. However, they don't need to be. They do a great job of conveying your environment in space without necessarily adding every minute detail into the scenes.
The audio is the best part of Talent Not Included in my opinion. There is constant chatter and murmuring throughout the game play.
Risk Urban Assault includes a single user campaign, custom game and online multiplayer modes. The single user campaign starts you in London and provides multiple objectives.