Toxic Spit

Toxic Spit is the ability to produce a poisonous or acidic substance from one's mouth. This ability is also known as:
 * Acidic Spit/Saliva
 * Poisonous Spit/Saliva
 * Toxic Saliva

X-Men Films

 * Angel Salvadore (Angel)
 * Mortimer Toynbee (Toad)