Nyzerin's Concealer

Data
Locations & encounter rates:
 * Crystal Caverns, Ruined Chamber - Story Encounter

Combat

 * Starts the battle Concealed, while Concealed a Covenant with the Veilsight ability must be equipped in order to hit it.
 * Damaging the Concealer removes Conceal
 * Gains 1 charge of per turn.
 * Will charge for a turn, then use Gathering Darkness once it has obtained 5 stacks.
 * Hitting the Concealer with a attribute attack will interrupt the charge and reset the stacks.
 * Loses Concealed status when charge begins.
 * Can apply, a shield which changes to match the attribute of the last attack used against it.
 * Counts last attack before shield is applied.
 * Attribute updates after the first hit of multi-hit attacks.