Thread:JouXIII/@comment-26261281-20160127060416/@comment-26369387-20160127084422

Alright, for Demon Energy I have 鬼気, Kiki.

For Dark Matter I have two options:

- direct translation would be 暗黒物質, Ankoku Busshitsu.

- for more exotic name I have 堕悪魔太閼, Daaku Mataa(Fallen Evil Demonic Great Concealment), which is pun for Dark Matter.