coup de main - noun
\ˌkü-də-ˈmaⁿ
Definition of coup de main : an attack that achieves complete surprise.

Watch: 'Black Mirror' Season 4 episode trailers.

| by Shahlin Graves

Ahead of the upcoming fourth season of 'Black Mirror', Netflix have released trailers for two new episodes, 'Crocodile', and the Jodie Foster-directed 'Arkangel'.

Watch trailers for both below...