The armour which references internet meme kek. In a new blog post, Bungie said the armour had been designed in June 2015 and so it had missed the meme's more recent, "vile" connotations.

“KEKW” is an activation code that’s a riff on “KEK.” When a user types in “KEKW,” it generates the image of a laughing man. However, this emote is only available to users who have the BTTV or ...