Alexander Nox, aka "Caustic" from Apex Legends. As one of the brightest scientists in the employ of Humbert Labs, Nox worked day and night developing new formulas, but soon realized he needed to test on living subjects. Each outfit is a version of a legendary skin. Formal - Blackheart / Athletic - Silverback / Sleep - Sixth Sense / Party - Killing Joke / Swimwear - Necrosis / Hot Weather - Deputy of Death / Cold Weather - Claustic. #caustic #apexlegends #alexandernox #apex #legends #characters