Upgrade & Rebirth System Guide
A complete guide to upgrading, rebirthing, and using special scrolls in the game.
Blessed Upgrade Scroll
Type: Regular Item
Compatibility: Low, Middle, High-Class
Success Rates:

+1 to +3 =
100%

+3 to +4 =
80%

+4 to +5 =
60%

+5 to +6 =
35%

+6 to +7 =
10%

+7 to +8 =
2%
Trina Compatibility:
YES
Subdued Blessed Upgrade Scroll (Universal)
Type: Regular Item
Compatibility: Low, Middle, High-Class
Success Rates:

+1 to +3 =
100%

+3 to +4 =
70%

+4 to +5 =
50%
Upgrades up to 5 grades only
Trina Compatibility:
NO
Upgrade Scroll (Medium)
Type: Regular Item
Compatibility: Low, Middle-Class
Success Rates:

+1 to +2 =
100%

+2 to +3 =
90%

+3 to +4 =
60%

+4 to +5 =
40%

+5 to +6 =
25%

+6 to +7 =
7%

+7 to +8 =
0.5%
Trina Compatibility:
YES *(Only for +7 and +8 upgrades)*
Cursed Upgrade Scroll (Universal)
Type: Regular Item
Compatibility: Low, Middle, High-Class
Success Rates:

+1 to +3 =
100%

+3 to +4 =
65%
Upgrades up to 4 grades only
Trina Compatibility:
NO
Proconsul Quest Item!
Enhanced Trina's Piece
Type: Regular Item
Success Rates (With Blessed Upgrade Scroll):

+5 to +6 =
75%

+6 to +7 =
27%

+7 to +8 =
9%
Cannot be used with a normal Upgrade Scroll
Not usable with Trina for normal upgrades
Trina’s Piece
Type: Regular Item
Success Rates (With Blessed Upgrade Scroll):

+1 to +5 =
100%

+5 to +6 =
55%

+6 to +7 =
20%

+7 to +8 =
5%
Success Rates (With Upgrade Scroll):

+6 to +7 =
15%

+7 to +8 =
3%
Compatibility: Low, Middle, High-Class
Tears of Karivdis (Rebirth Upgrade Trina)
Type: Regular Item
Success Rates (With Karivdis):

R+1 to R+5 =
53%
Karivdis Compatibility:
YES

Each upgrade has the same success rate
Reverse Item Strengthen Scroll
Type: Regular Item
Success Rates:

R+1 to R+5 =
37%
Karivdis Compatibility:
YES

Each upgrade has the same success rate
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Reverse Scroll
Type: Regular Item
Rebirth Upgrade System

+7 becomes
R+1

+8 becomes
R+5
Compatibility:
High-Class Weapons
High-Class & Paper Armors
100% reverse success rate