Unbelievable Arc

The Four Seasons Arc is the fifth arc of the Undead Unluck manga series.

Characters Introduced

 * Spring (Debut)
 * Summer (Debut)
 * Autumn (Debut)
 * Winter (Debut)
 * Ghost (Debut)
 * Revolution (Debut)
 * New Unchange (Debut)

Artifacts Introduced

 * Aegis (Debut)
 * Remember (Debut)