They were removed from the loot tables because of the absurd bonuses it granted to Tachyons, regardless of the stats they carried. Price in Platinum: approximately 8,000-35,000 PlatinumĪrtax Riven Mods are considered the most expensive Riven Mods in Warframe. It is unknown whether Primed Chamber Mods will be still obtainable during future Events, but it can be assumed it will keep its' legendary status

Was a reward during Mirror the Mod contest, Warframe Fan Channels Extra-Life Event, and Tennocon 2017.

It was handed out to a lucky player during several Devstreams.

For a short period of time, it could have been obtained via transmutation due to a bug.

It was awarded to the Top 100 ranked players during the Information Event in 2013.

Primed Chamber could have been acquired in a few ways: The bonuses it grants can be easily matched by well-rolled Riven Mods, but it's considered a legendary collector's item, to which it owes its' astounding price. Primed Chamber Mod is by far the most valuable and expensive item in Warframe. Price in Platinum: approximately 70,000-100,000 Platinum

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