The T-800 was an advanced type of Terminator created by Skynet. TheT-800 was also Skynet's first successful cybernectic organism with living tissue, blood and flesh, because of this it could easily infiltrate and spy on the resistance. Many T-800's were also reprogrammed by the Resistance to use against Skynet. One unit was sent back in time in 1984 to kill Sarah Connor the mother of John Connor the future leader of the Resistance where it was eventually destroyed by Resistance soldier Kyle Reese who was sent back to protect Sarah.


A T-800

In 1995 Another T-800 identical to the first one was reprogrammed by the Resistance and sent back in time to protect the younger John Connor from the T-1000 terminator who was on a mission to kill John.