"Master! Massive amounts of demon energies! Come on!" Bart yelled running off. Cal placed a quick spell to make her trunks follow her before running off after his imp. The eventually reached an area and found a young woman and a partially transformed darkness demon. Lovely. "Let the girl go. I know thy weakness, darkness demon. Especially with you partially transformed. Lumi igni. " He called out and a ball of light would appear in the area. It would be much brighter than before. Enough to wound the demon a bit . He figured that would be enough to make the demon let go and maybe attack him instead.