Transient Fortitude is a Corrupted Mod that grants a massive 55% Ability Strength buff for the low penalty of -27.5% Ability Duration. This negative can be completely offset with Continuity or Constitution, allowing you to benefit from a massive Ability Strength buff with virtually no downside. It's far better than Intensify and isn't as expensive to use as Umbral Intensify. Out of all the Ability Strength Mods in Warframe, Transient Fortitude is arguably the b Base damage Mods like Serration sc...