he can access ardent sunset even if little flame belle is on a vacation?

i think he's the one who one shotted the titan a ruler inferior level i think using telekinesis

mu ningxue is a super mage now, she should have 4 elements now, but so far she only used 2 elements right? ice and wind, the 3rd hasnt revealed yet and now she'll get another one

why dont he use the candlelight bomb instead?