Team Fortress 2 is the sequel to the game that put class-based, multiplayer team warfare on the map. It delivers new gametypes, a signature art style powered by Valve's next generation animation technology, persistent player statistics, and more.
Normal bots, that you can die from. Note that this is frustrating.
Downloading.
So is this in the training section? Or do you have to start a server?
Start a game from the menu or through console.