drop rate of the warframes during the twitch drop programme

[XDsnowman]

So far, during the twitch drop event, i have never received the khora or nidus warframes, much less a riven or even the helmet bp, how low is the actual drop chance on those items and how do u think that it could be improved. Btw most of my clan mates and i have our pcs streaming twitch in the background non-stop since the event started andd i have only seen one helmet bp drop when i asked them.

Edited November 14, 2018 by XDsnowman