Atomic Heart has been a curious mystery since its out-of-nowhere unveiling last year . Since then we've been trying to figure out exactly what it is while also eager to see more.

Screens - Atomic Heart 9 IMAGES

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, and browse through the original batch of screenshots below. The new trailer showcases a character-driven cutscene that is running in realtime on the in-game engine (i.e. nothing pre-rendered or fake; it'll be in the game you end up playing).Atomic Heart has no release date as of yet. To see more from it, take a look at the last trailer the developers at Mundfish released, below. It shows off ten minutes of gameplay, and we got our hands on it back in January.

Ryan McCaffrey is IGN’s Executive Editor of Previews. Follow him on Twitter at @DMC_Ryan , catch him on Unlocked , and drop-ship him Taylor Ham sandwiches from New Jersey whenever possible.