EXO are the twelve olympians. 

Kris- Zeus

Luhan- Hera

Sehun- Hephaestus 

DO- Ares

Kai- Hades

Chanyeol- Apollo

Demeter- Xiumin (lol)

Aphrodite- Baekhyun 

Hermes- Lay

Poseidon- Chen 

Artemis- Tao 

Athena- Suho