If those monsters had been allowed to reign free, then they would have bombarded the ground fighters with breaths and magic which would have been disastrous.
Not that this didn't happen because Evan was there, but it would be a lie to say Evan's actions did not reduce the level of aerial bombardment by more than half, while the other adventurers and mages dealt with the others.
"No problem, it works better for me as well."
With the way the monsters outnumbered them, every single combatant on this battlefield mattered in every little way, so Evan would not hesitate to save as many as he could.
The energy orb in the air solidified into an ice crystal as he spoke, forming some sort of pseudo magic stone that dropped straight into his inventory, beside the half dozen broken magic stones he had consumed earlier inside there.
Returning outside his inventory, most of the S rankers and the other beings present had dark expressions on their faces.