Splitting up
Although they had ten exploration suits already, they required certain skills since they didn't came equipped with life support systems. It would require too much time to create all that, so they created the support systems with magic… those inside the suits would use their mana to move the suits as they wished and also breath the air.
That was a bit dangerous because the suit also had a function to exhale air from behind to grant them some extra movement speed and also get rid of the carbon that the people expels when they breath. That also had to be done regularly. As such, the best magic users were going with Rain. They were Sealyn, Seadrei, Isa, Terra and Seara.
"I thought that you woul refuse to come," Rain said.
"I want to help as much as anyone," Isa shrugged. "I have some things to think about, but that won't slow me down."