Put on your night vision goggles, body armor, and stealth shoes, and get ready for Tom Clancy's Splinter Cell Conviction ($50). The fifth installment in the Sam Fisher-led Splinter Cell series, Conviction joins Fisher as he continues to search for clues about his past, uncovering both betrayal and a terrorist plot that would make Jack Bauer quiver. Apart from the storyline, you get a lengthy co-op mode with an exclusive "Prologue" feature, a full arsenal of new high-tech toys to play with, and, of course, Xbox Live support.