Terminator

The Terminator is a staple pop culture character on Earth One featured in the eponymous movie.

Overview
The Terminator is often viewed as an archetype of indestructible force from the future hunting down specific person, Sarah Connor.

Slade Wilson was nicknamed The Terminator by Nylander, comparing his personality, determination and skills to the character.

Tracy Brand compared herself to Sarah Connor and, indirectly, Savitar and Caitlin Snow to the Terminator when the two tried to assasinate her prior to her inventing the technology which was sufficient enough to trap Savitar.

Ralph Dibny also compared his situation of being needed by supervillain Clifford DeVoe to that of Sarah Connor.

Behind the scenes

 * In the real world The Terminator is indeed a staple character of popular culture, first appearing in 1984 movie The Terminator and famously portrayed by Arnold Schwarzenegger.