Even with a perfect map to print the archaic runes Amedith had seen on the ground as the devils tore the dark elves apart, it seemed that using that spell without solid ground just didn't work at all. Perhaps it was the fault of the runes themselves as they weren't exactly meant to be printed, and to test that theory Raven carved the rune he'd seen Darius ink in front of him the most.
"Minor healing," he said, throwing the scroll in the air while facing Regalia.
A waft of luminous green air whirled around the demi-wolf and the scratch on her hand carved to draw blood closed up in an instant.
"So it is the land and maybe something more after all," confirming their doubts, the party decided to rely on runes that didn't rely on any surface.