Ep 6. Promises Kept

In Arrow season 6 episode 6, titled "Promises Kept," Oliver takes on a new mission as Diggle struggles with his new role in the team. Meanwhile, Slade Wilson, also known as Deathstroke, makes a shocking reappearance in Star City.

As Oliver tries to track down a new villain, he discovers that Slade has resurfaced and is seeking revenge against his son. With Slade on the loose, Oliver finds himself torn between his duty to protect the city and his personal vendetta against the man who once tried to kill him.

While this is going on, Diggle struggles with the aftermath of his injury and the effects it's had on his ability to lead the team. Feeling like he's let everyone down, Diggle questions whether he's fit to continue in the role of Green Arrow. Meanwhile, Felicity and Curtis work on a new device that may be able to help Diggle regain full use of his arm.

As tension rises between Oliver and Diggle, they are forced to confront their differences and work together to take down Slade before he can cause any more harm. The episode delves into themes of trust, forgiveness, and redemption as the characters navigate their relationships and responsibilities in the face of danger.

Overall, "Promises Kept" is an action-packed episode that delivers both emotional depth and thrilling fight scenes. With Slade's return and the ongoing struggles of the team, the stakes are higher than ever for Oliver and his allies.