Promo Photos for Episode 3.21 of Arrow, Al Sah-him

The CW has released the first promo photos for this week’s episode of “Arrow,” #3.21 in the series, which you can check out in the gallery below. Titled “Al Sah-him,” the episode is officially described as follows:

“Oliver (Stephen Amell) goes through a rigorous transformation. The League of Assassins sets their sites on Nyssa (guest star Katrina Law), who is back in Starling City training Laurel (Katie Cassidy). When Nyssa realizes they are coming, she arms up to face them alone but Laurel asks Felicity (Emily Bett Rickards) and Diggle (David Ramsey) to help protect her new friend.”

Directed by Thor Freudenthal with story by Beth Schwartz and teleplay by Brian Ford Sullivan & Emilio Ortega Aldrich, “Al Sah-him” is set to air on April 29. “Arrow” airs Wednesdays at 8 P.M. EST on The CW.

You can catch up on season 3 of “Arrow” by reading our recaps by clicking here.