When The Giant Bubble Appears...

Natalika swam this way and that, trying to muster enough mana to supplement her swimming through the vast waters that impeded her proper mobile capacity.

She couldn't afford to put more of her energy into mobility when she had a vicious carp with a mysterious purple eye that was chasing after her.

'Should I use my Full Body Aura?' Natalika thought as she gripped her sword while swinging her feet to move in the dark waters. 'Now that I think about it, this set up must have been created in order to bait invaders into use techniques like Full Body Aura so that they exhaust their powers before facing the real threat.'

Her analysis was based on the heavy currents that demanded especially powerful applications of mana to break through if one sought to even get a chance at beating their opponents.

However, she wouldn't fall for it.