The Lesser of Two Evils

A group of time travelers journey to the year 2166 to prevent a fascist from conquering the world. They discover that if they succeed, Earth will be invaded by an alien race 10 years later and destroyed because the world was not united under one leader. The time travelers are faced with an impossible choice of having to choose the lesser of two evils in DC’s Legends of Tomorrow .
In a dystopian future in the television series The 100 , an artificial intelligence named Ally has placed humanity un...