[EN] Specialization/Barrage Artillerist Guide from a Korean guy (part 1)

Livestream every Wednesday in KR(GMT+9) https://Twitch.tv/avix2321 Reddit post that my video was mentioned: https://www.reddit.com/r/lostarkgame/comments/tx6bgs/barragespecialization_artillerist_guide_resist/