The Laevateinn weapon is apparently a collaboration weapon, or so I've read on the GE english wikia. SOmeone care to explain where it's collaborated from?
Sorry, can you please look at my requests and tell if you have it? Thanks in advance.
https://www.anime-sharing.com/threads/request-211210-rj361498-tentacle-works-テンタクルワークス-賢者ちゃんとhな触手.1392118/
https://www.anime-sharing.com/threads/request-231104-rj01109498-takotubo-タコツボ-つくよヴィレッジ.1397470/
https://www.anime-sharing.com/threads/request-misotake-みそテイク-multiple-games.1404036/