I'm a late comer to this board, so re-rolling isn't an option for me, and I just read the guide to help improve my decks. The main question now is which element deck should I focus on based on the following units? Thanks in advance!

Notable Eidolons:
Jack O Lantern
Jack Frost
Saint Nicholas
Huanglong
Azathoth
Behemoth

SSR Kami:
Sol
Metatron
Jupiter
Cu Chluain

SR Kami:
Light:
Artemis
Belobog
Light Hermod
Uzume

Thunder:
Ramiel
Krishna
Hermod
Thunder Artemis

Wind:
Iblis
Guan Yu
Chronos
Krampus

Fire:
Agni
Ceridwen
Raguel

Dark:
Bastet
Lu Bu
Eligos
Nyarlahotep