Hello, this is Black Survival.
On August 19th, there will be regular server maintenance. The client requires a manual update to reflect the changes. The details of the patch are as the following:
8.4.00 Update (20.08.19)

1. Lobby
1.1. Tech Lab Update
‘Summer Dive’ — themed limited items will be updated in the Tech Lab.
Newly Added Skins - Seaside Nadine (Live2D Animated Skin) - Seaside Chiara - Seaside Luke
(These product items will be available for purchase starting from the maintenance completion date August 19th, 2020 ~ September 9th, 2020. Visit Mystery PC/Mileage Shop to obtain the Tech Lab products.)
(*Remaining Mileage will be automatically converted to Access Codes upon update*)
New Theme and Deco Items - New background theme and new decoration items added related to ‘Summer Dive’
Live2D Motion Updated for Existing Skin - Consultant Shoichi
(Players will be required to purchase the Live2D ticket from the Credit Shop to activate this skin’s Live2D motion)
In-game Search Effect Items - Blue Striped Yacht (Limited) - Silver Sapphire Anchor - Sea Blue Hand Fan
1.2. Tournament Items added
3 new items will be added to the Tournament Shop
New Skin added - Cadet Silvia (Live2D Animated Skin)
New Monologue added - Yuki Monologue
New Title added - Serial Killer (Condition: Eliminate 3 players in the same Tournament.)
1.3 Voice Packs Added
Two new voice packs will be added for sale
Newly added voice packs - Highschool Hyejin - Seaside Sua
1.4. Voice Change
The voice of the following character has been changed
Hyejin’s basic voice (Korean)
1.5 End of Test Subject selection vote Season 8
The voting event deciding which character gets the Test Subject skin is coming to an end.
Ending time - August 19, 19:00 (GMT+9)
Details - The Vote Ticket Consumption Events will end at the end of the voting event. - The quests related to Vote Tickets will end at the end of the voting event. - Vote Tickets Item will disappear from the shop at the end of the voting event. - The remaining Vote Tickets you possess will disappear after the Update.
2. Combat
2.1 Fiora
Status - Lv1 Atk: 14 → 12
2.2 Hart
Dissonance (Classic Match) - Cooltime: 60Sec → 70Sec
2.3 Item removal
Blunt - Electric Whip
2.4 Item adjustments
Blunt - Plasma Whip * Lightening Whip + Electric Whip → Lightening Whip + High Voltage Line
Armor Gear - Hanbok * Quality: Rare → Uncommon * Armor: 35 → 20 * Dmg reduction: -2 → -1 - Leather Jacket * Quality: Rare → Uncommon * Armor: 30 → 20 * Dmg reduction: -2 → -1
2.5 Item Drop adjustments
Lumia Island - Town Hall * Oil: 2 → 0 - Slums * Oil: 3 → 4 - Archery Range * Oil: 3 → 4
Seoul - Post Office * High Voltage Line: 3 → 0 - Island * High Voltage Line: 0 → 3