Given the task definition and input, reply with output. Given a passage and a question, find the answer to the question based on the passage. The answer should consist of only one word that lies in the span of only one of the sentences in the passage.

Paragraph: In 2012 , the Slender Man was adapted into a video game titled Slender : The Eight Pages ; within its first month of release , the game was downloaded over 2 million times . Several popular variants of the game followed , including Slenderman 's Shadow and Slender Man for iOS , which became the second most - popular app download . The sequel to Slender : The Eight Pages , Slender : The Arrival , was released in 2013 . Several independent films about the Slender Man have been released or are in development , including Entity and The Slender Man , released free online after a $10,000 Kickstarter campaign . In 2013 , it was announced that Marble Hornets would become a feature film . In 2015 , the film adaptation , Always Watching : A Marble Hornets Story , was released on VOD , where the character was portrayed by Doug Jones . In 2016 , Sony Pictures subsidiary Screen Gems partnered with Mythology Entertainment to bring a Slender Man film into theatres , with the title character portrayed by Javier Botet .
Question: when did the first slender game come out


2012