Me and a team of 5 got the sleeper stimulant from the secret room outside of Golgoroths cellar. A 2 hour and 30 minute video is being uploaded as we speak. I will edit this post with the link as soon as it's up.
[spoiler]I love making you Destiny dick riders dance and go crazy lolololol[/spoiler]
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Funny how bungie already said it's a reward for a quest you get from banshee. I guess bungie lied.