11 months ago - Intrepid FishToot! - Direct link
https://store.steampowered.com/app/2716340/Warframe_Cumulus_Collection/

Add the Cumulus Collection to your Arsenal for free! These fashionable items will be available to claim through Steam from December 15, 2023 to January 10, 2024.

The Cumulus Collection includes:
  • Cirrus Armor Bundle
  • Cumulus Syandana
  • Stratus Pistol Skin
  • Spektaka Color Palette
  • 3-day Resource Booster
The collection may only be claimed once per account.