GREMLIN

GREMLIN (グレムリン Guremurin) is an organization and is the primary antagonistic faction of the first half of ''Shinyaku Toaru Majutsu no Index. ''It's a magic-cabal that was formed sometime after World War III in response to Academy City surivivng and winning the war as well as the Science Side and was formed from frustation towards the Science Side victory in the war. GREMLIN is lead by Othinus, a Majin (Magic God), and they follow her every order. GREMLIN itself is primarily a Magic Side organization but it does use both science and magic to accomplish their goals.

After Othinus had defected from GREMLIN and fled with Touma, the organization sought vengence after her and declared their quest for revenge in Denmark. After a long manhunt, the remaining members are hiding in Russia and remain there in order to survive after the Vasilisa of the Russian Orthodox Church and Annihilatus declares them to be killed and the organization is left dissolved at the end.