(FanArt, not affiliated with Nintendo)
The Master Sword, referenced from the Legend of Zelda series (reference mainly from Skyward Sword), modeled in Maya, (trees sculpted in Zbrush), textured in Substance Painter 2 and rendered in Marmoset 2 (renders adjusted in Photoshop).
Art Reference By: Momomushi
(https://www.pixiv.net/member_illust.php?mode=medium&illust_id=43285114#_=_)
Ronnie Singh - Master Sword's Glade (Modeling Reel)