T2-3D: Battle Across Time simultaneously at 30 frames per second. Several elements of "T2 3-D: Battle Across Time" have been patented by Universal, including the seat drop effect, the blending of live action and film, the trio of projection screens, and the simulated assault weapons. The film was shot at the abandoned Eagle Mountain iron ore mine, just north of Desert Center in California. The cast and crew from the first two Terminator films returned for the shoot, including Arnold Schwarzenegger as The Terminator, Linda Hamilton as Sarah Connor, Robert Patrick as T-1000, and Edward Furlong as John Connor. To achieve the 3-D effect
T-1000 also not specifically designed to encounter other Terminators and has little knowledge of their diagnostics. This allows the T-800 to take it by surprise. The T-1000 had previously shut the T-800 down, but did not know of the older model's emergency reboot power mode. It is stated in Terminator 3, the T-X was designed with the knowledge necessary to destroy other Terminators and thus diagnostic files of other Terminators was in its internal database. The Special Edition DVD release of "T:2" contains additional scenes in the steel foundry showing that the damaging effects of being frozen, shattered and thawed caused