Battlefield Guide:
The demonic Sword Zarich and the Blood Sword Akamanah appear every week, from Monday to Thursday, from 18:00 to 23:59. On the battlefield you can meet monsters and characters of the 95th level and above.
Keep in mind that the cursed sword will disappear in case of death, destruction of the chest or if you do not kill other characters at least 1 time in 2 hours (PK).