The Adventure Company today announced that Sentinel: Descendants in Time has shipped to retail outlets across North America. Developed by Detalion (known for Schizm 2), the game offers "eight brilliantly inspired and diverse 3D worlds drenched in rich color", a non-linear style of gameplay and more than 20 challenging puzzles of varied difficulty. Sentinel Descendants in Time will be available in the UK in February 2005 - don't forget to check out the demo.