The Lab Rats are a specific family of Digimon whom are tested, but grow to be a different species of Digimon, altering their Digivolution Line. They are typically used in the fanfiction Digimon X Data. Lab Rats MechaGrowlmon MechaGuilmon Retrieved from "http://digimon.wikia.com/wiki/Fan:Lab_Rats?oldid=202954" Ad blocker interference detected! Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.