Yes, as spotted by Wowhead, the /lean emote is finally being added to Blizzard's MMORPG. It's the first major emote addition since 2008, when a large list of emotes were added as part of the game's ...

The Lorewalking feature in World of Warcraft Patch 11.1.7 includes Xal'atath, Ethereal, and Lich King storylines with ... offers to Priests who use or transmog the Legion artifact.