In addition to arriving in theaters, The Suicide Squad will also be hitting HBO Max. You can use this link to sign up for the streaming service.
In the comics, Thinker is a title utilized by a few different characters over the years/universes. Typically the villain has a genius level intellect, and is often capable of telekinesis and even mind control. It’s currently unclear how powerful Peter Capaldi’s version will be, but James Gunn is a massive fan of the DC comics who picked The Suicide Squad to direct for a reason.