Does this have anything to do with the game "Summoners war" ?
Mana can stimulate the nerves, making things appear slower and one faster
swordmaster/ghost/brother character is adorable (he can possess me~ )
A power that is sealed could be unsealed again in the far far future no?
There's a red version of him and a blue version of him right? Which one does the red represent?
Please let the priest be a recurring character throughout the story. Better yet recruit bro in your crew and fight evil god worshipers together
