Description Endorphin surge fills host with contentment and happiness, making them run around singing. Significantly increases infectivity
DNA cost 10
Infectivity +5%
Severity +11%
Lethality +0%
Previous symptom Excitement

Joy is a tier 5 symptom exclusive to the Christmas-themed Santa's Little Helper scenario. It fills hosts with endorphin surges, making them so happy that they run around singing, significantly increasing both happiness and infectivity.

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