Mass Effect: Andromeda is now available for PlayStation 4, Xbox One and Windows.
Now, before you immerse yourself into this new sci-fi action-adventure, we ask you: How well do you know the three Mass Effect games that came before it?
Need a crash course in the mythology? Here's everything you need to know about Mass Effect in under nine minutes. It all started in the year 2148 with the discovery of alien technology on Mars, and then ... well, just watch.