NCT 127 just dropped a surprise video for Halloween!

On October 31 KST, the NCT unit unveiled a Halloween costume version dance video for their recent single "Favorite (Vampire)." In the clip, the members are all wearing the respective costumes they first revealed at the 'SMTOWN Wonderland' Halloween event, with Yuta as Kenshin Himura from 'Rurouni Kenshin,' Taeyong as Edward Cullen from 'Twilight,' Mark as Spiderman, Jungwoo as Bella Swan from 'Twilight,' Doyoung as Shanks from 'One Piece,' Johnny as the Coca-Cola polar bear, Jaehyun and Haechan as vampires, and Taeil as a boxer.

Meanwhile, "Favorite (Vampire)" is the title track off of the group's recent 3rd album repackage 'Favorite,' released on October 26.

Check out the full video above!