Being the opposite of the Fire Sealing Rune, this relict guards its bearer with a heavy shield out of frozen water. Water attacks will be unable to break it. Fire, on the other hand, will be easily stepped up to a major impact. Cold, oh so cold!
Since the water elemental comes more into play during the Sun Rune War compared with the previous games, you might find some scenarios to bring the Water Sealing Rune to battle. Assemble the pieces you receive from the Feitas mini-game to get one. - Celes