>>12374152>Dark PulseThe user releases a horrible aura imbued with dark thoughts.
>Dark VoidOpposing Pokémon are dragged into a world of total darkness that makes them sleep.
>Night DazeThe user lets loose a pitch-black shock wave at its target
>Night SlashJapanese name is Blade Testing. Samurai would test their blades by attacking a random passer-by at night.
Only Dark Void has anything to do the darkness. The type is predominantly about underhanded tactics.