Arrow: This Is Your Sword Preview Photos Released

The CW has released a series of preview images for Wednesday's episode of Arrow, titled "This Is Your Sword."

The episode, which features the first in-costume appearance of Katana, sees Oliver and Nyssa set to marry and the League of Assassins preparing an attack on Starling City. Meanwhile, Roy and Thea reunite and the Arrow writing staff carry on their annual tradition of naming the penultimate episode of the season after a Bruce Springsteen song.

You can check out the gallery and official synopsis below.

"This is Your Sword" — (8:00-9:00 p.m. ET) (Content Rating TBD) (HDTV)

AL SAH-HIM TAKES HIS FINAL STEPS TO ASCENSION; ROY AND THEA REUNITE — Oliver/Al Sah-him (Stephen Amell) finishes his training and is left with two final tasks to become the next Ra's al Ghul. Ra's (guest star Matt Nable) threatens Nyssa (guest star Katrina Law) and delivers some shocking news. Meanwhile, Malcolm (John Barrowman) makes a surprising offer to Team Arrow and Thea (Willa Holland) goes to see Roy (Colton Haynes). Wendey Stanzler directed the episode with story by Erik Oleson and teleplay by Ben Sokolowski & Brian Ford Sullivan (#322). Original airdate 5/6/2015.