This, my friends, is why you don't go to trade chat (to give context, the average asking price for Warframe augments is 10 platinum on Nintendo Switch) : r/Warframe
WARFRAME: How To Get Platinum For Free In 2022
WARFRAME: How To Get Platinum For Free In 2022
Platinum Farming Guide: How I Made 20K Platinum in Warframe Selling Rivens and Prime Parts | Warframe Today
Warframe - How To Earn Platinum From Trading And Selling -