Flea 4

DNA Cost



Pathogen exotoxin accelerate flea life cycle - significantly reducing egg and larva susceptibility to extreme climates

Previous Transmission

Flea 3

Flea 4 is a tier 4 transmission special to the Black Death scenario. With it, pathogen exotoxins accelerate the flea life cycle, which makes larva and eggs less susceptible to extreme climates.

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