If you are having an error while opening the client today - please follow the steps:

1. Go to %appdata%/Kasteria/Kasteria_v3.0
2. Copy lootconfig.otml, config.otml, minimap.otmm and hotkeys_1.otml
3. Remove Kasteria_v3.0 directory
4. Open client again
5. Close the client
6. Paste previously copied configs into Kasteria_v3.0 directory

Voila, client supposed to be open without any issues!
Legacy world starts in:
10 February 2026
Character information A
Name:Skull Prox
Gender:male
Profession:Elite Knight
Level:250
Residence:Ankrahmun
House:Arakmehn III (Ankrahmun) is paid until Jan 1 1970
Guild Membership:Member of the Kasteria Friends
Last Login:16 July 2026
Account Status:Premium Account
Created:7 April 2026
Last experience
DateExperience
15/07 7:00 - 16/07 7:00This player has gained 8,724,361 experience this day.
14/07 7:00 - 15/07 7:00This player has gained 7,716,970 experience this day.
13/07 7:00 - 14/07 7:00This player has gained 1,520,718 experience this day.
12/07 7:00 - 13/07 7:00This player has gained 5,661,875 experience this day.
11/07 7:00 - 12/07 7:00This player has not gained any experience this day.
10/07 7:00 - 11/07 7:00This player has gained 10,384,587 experience this day.
09/07 7:00 - 10/07 7:00This player has gained 1,857,727 experience this day.
Latest deaths
5 Jul 2026, 03:33killed at level 225 by a grim reaper
3 Jul 2026, 21:59killed at level 221 by a hydra and a hydra
28 Jun 2026, 20:30killed at level 205 by a hero
25 Jun 2026, 14:50killed at level 193 by a chaos hydra and a chaos hydra
24 Jun 2026, 01:53killed at level 192 by a juggernaut

Account characters
NameInformationStatus
1. Skull Prox (currently viewing)250 Elite KnightOnline
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