A: Likely a typo or shorthand for "Batman: Arkham Origins (2013) for PC." Some users misremember the demo as being released in 2013 with a "13" version number.
Official public demos for Batman: Arkham Origins on PC were never released for consumer download; the "demos" widely discussed were gameplay walkthroughs and developer showcases from events like E3 2013. If you are looking for the "Deep Feature" aspect of that 2013 showcase, it specifically refers to the and Case File system . Key "Deep Feature" Breakdown from the E3 Demo Batman Arkham Origins Demo Download Pc 13
For a deep dive into the official gameplay mechanics shown in the E3 demonstration: A: Likely a typo or shorthand for "Batman:
Players can digitally recreate events, scrubbing through them (rewinding or fast-forwarding) to find evidence, such as the ballistics analysis shown in the demo's helicopter crash scene. Key "Deep Feature" Breakdown from the E3 Demo