The Terminator (also known as the Cyberdyne Systems Model 101 T-800 Unit, CSM-101, T-850 or T-101) refers to a number of fictional characters portrayed by Arnold Schwarzenegger – a cyborg, initially portrayed as a programmable assassin and military infiltration unit.
The Terminator is basically a robot endoskeleton combat chassis made of very strong hyperalloy, and covered with living tissue.
This character first appeared as the titular antagonist in The Terminator 1984 film directed and co-written by James Cameron, and its sequels.
It was designed by Cameron and Stan Winston in the 80s.