Sparkling shield

Sparkling shield, known in Japan as médallion, is a spell of the water affinity in Magical Starsign. Sorbet learns this spell at level 38.

Effect
Applies shield. Distribution is shared from the back row.
 * In the front row, shield's durability is equal to the ratio of MP consumed.
 * In the back row, shield's durability is equal to the ratio of MP consumed, divided by the number of party members.

Shield does not stack with barrier or wall. If an ally has either of these two statuses active, they will be canceled and replaced with shield.

Description
Create a shield to protect an ally against magic.

Trivia

 * Its name comes from 'sparkling water', a drink in which pressurized carbon dioxide is dissolved into water.
 * Its Japanese name, médallion, is a French word referring to portions of meat cut into small oval shapes.