Deals P.DMG to enemies in the backline over 8 times. Each hit inflicts a stack of Bleed. Bleed deals massive P.DMG to the target every sec, stacking up to max 100 times.

Attacks nearby enemies in a circular range of self, dealing P.DMG and greatly increasing own Dodge Chance for the duration of Skill. This attack lasts until the boss takes a certain number of hits, and it becomes stronger over time. When the number of hits is all consumed, the boss becomes neutralized for a certain period of time and takes greatly increased DMG. Additionally, when there are no targets hit by the attack for a certain period of time, it is automatically dispelled. The number of hits and Dodge Chance Boost increase as the diffculty rises. (Stage 1 Number of Hits: 120) (Stage 1 Dodge Chance Boost: 500)

When ARCDIM X Delta's HP falls to 66%, it enters into the irremovable state of [Wave Wing Massacre]. During the [Wave Wing Massacre] state, ARCDIM X Delta's normal attacks are enhanced, dealing increased DMG in a wide range.

When ARCDIM X Delta's HP falls to 3%, it enters into the irremovable state of [Plasma Limit Break]. During the [Plasma Limit Break] state, ARCDIM X Delta's ATK and ATK Spd are greatly increased, becoming stronger over time.

ARCDIM X Delta is not affected by ATK Spd and DEF Reduction effects. It gains immunity to DMG taken Boost effects and has high Crit Resistance. Additionally, all of ARCDIM X Delta's attacks ignore target's' DMG Reduction effects. Crit Resistance increases as the difficulty rises. (Stage 1 Crit Resistance: 300)