Steroidal Boost is a symptom in the Shadow Plague DLC. It causes victims to develop larger muscles, making them more attractive. It is part of the Mr. Universe symptom combo.

Steroidal Boost


Steroidal Boost
Description Victims develop additional muscle mass and appear healthier and more attractive. Increases infectivity.
DNA cost 3
Previous symptom Nocturnal
Next symptom Pheromone secretion
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