Master modder TiTON’s latest Team Fortress mod recreates a TF2 sentry. Less deadly, but very impressive. It might even be too pretty to use. This life size Valve-inspired mod is simply awesome. This one is impressive enough, but he plans on building a teleporter pad to accompany the set, and also a Windows Vista Sideshow-enabled touchscreen attachment disguised as a Sapper.
Some specs include: EVGA e-7150 / 630i Motherboard, Intel Core 2 Duo E8500 CPU, EVGA GeForce 9600 GT Graphics Card, 4GB Crucial Tracer PC2-6400 DDR2 Memory, Silverstone Strider 650W Modular PSU, Silverstone NT06 Lite CPU cooler w/ 120mm Fan, and 160GB Seagate Momentus Notebook Hard Drive. Hit the link for an in depth construction guide.