Your footsteps echo in the eerily empty halls of Rapture. Water splashes your face as it streams from the ruptured walls of the once-utopian underwater city. Something stirs from behind. You spin around just in time to see a man -- or something that once was a man -- lurch toward you, cackling maniacally and firing a revolver.
You jab a hypo of a revitalizing elixir into your left forearm, and soon an icy blast shoots out of your palm, freezing the attacker. You fire at the frigid goon with a shotgun, shattering him into a zillion tiny shards.
Welcome to "BioShock," an Xbox 360 title that's one of the most talked-about video games going. So is "Metroid Prime 3: Corruption" for the Nintendo Wii. And don't forget "Halo 3," an Xbox 360 title being hailed as the video game of the year ahead of its release at 12:01 a.m. Tuesday.