You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who played thanos in gardians of the galaxy?" whose answer is Josh Brolin.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who played thanos in guardians of the galaxy
Useful Output:

Doc 1: Latino Review broke the news and Variety confirmed that Brolin will voice the primary villain in the August Marvel film, directed by James Gunn
Doc 2: Can't even begin to explain how good of a character Thanos was. The incredible performance from Josh Brolin paired with top of the line VFX
Doc 3: Back then, He was played by Damion Potter. Thanos was first played by Josh Brolin in guardians of the galaxy, two years after Avengers and
Doc 4: Latino Review first broke the news of Brolin's involvement in Guardians. Sources tell me that the actor actually was cast months ago as Thanos
Doc 5: In 2014, it was announced that Brolin would play Thanos within the Marvel Cinematic Universe. He portrays the character through motion capture performance, as