Battled the Wildzords and humans of Animaria 3000 years ago under the leadership of the original Master Org. Following his destruction, the human Viktor Adler became the leader of the Orgs in modern times. He later mutated into an ultimate form that incorporated elements from General Orgs Nayzor, Retinax, and Mandilok.
Were based in the Demon Cave Matrix, which served to bring new Orgs into being and was worshipped by the Orgs. It's destruction brought an end to the Orgs forever.
Were based in the Nexus, which contained statues that held dormant Org spirits. Master Org and numerous Putrids survived its destruction only to be defeated by the Wild Force Rangers
In addition to fighting the Gaorangers, they battled:
The Mut-Orgs, a trio of Orgs who gained Mutant DNA from Ransik, joined forces with the second Master Org and battled the Time Force Rangers, Wild Force Rangers, Ransik, and Nadira. None of the Orgs ever battled any other veteran Rangers, nor would they team up with any future villains to battle future teams of rangers.