Warframe Update 27 Brings Empyrean, Here's the Huge Patch Notes List - MP1st
Rank 10 Engineering doesn't actually repair anything. It DOES spawn a repair drone each time you try to use it, however... : r/Warframe
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Warframe Update 27.2.0 Now Live on PC - MP1st
WARFRAME on Twitter: "Double your #Warframe's Mod capacity with Gift of the Lotus Alerts from last week's Devstream! Complete the Alerts before December 12 at 2 p.m. ET for a Rush Repair