Season 4 (Arrow)

Arrow was renewed for a fourth season on January 11, 2015. It will air during the 2015-2016 TV season.

Confirmed plot points

 * There will be a crossover with The Flash ' s second season sometime in fall to winter.
 * Felicity Smoak will return in some capacity.
 * The season's main antagonist, will be Damien Darhk, introduced in the third season finale.
 * The season will follow a lighter tone to that of season 3.
 * Stephen Amell claims that he's "worn the Arrow suit for the last time."