Discussion
Worth the zeny? Best build or combo for it? Share your take and debate Kuroiro-OS with other players.
Kuroiro-OS
Kuroiro-OS is a Weapon item in Ragnarok Online. It weighs 90. It sells to NPCs for 10 Zeny. View Kuroiro-OS’s stats, effects, and drop sources for Renewal servers below.
Data updated
A dagger with a black blade that's studded with white, almost transparent, beads.
Class: Dagger
Attack: 150
Weight: 90
Weapon Level: 4
Requires Level: 130
Usable By: Ninja
MATK +150
Physical/Magic damage +5% on Shadow and Undead enemies.
If upgrade level is +7 or higher,
Increases Physical and Magical Damage on Shadow and Undead targets by an additional 10%.
If upgrade level is +9 or higher,
Increases damage dealt by Kunai Splash by an additional 20%.
If upgrade level is +11 or higher,
Increases Physical and Magical Damage on Demon and Undead targets by an additional 10%.
Class: Dagger
Attack: 150
Weight: 90
Weapon Level: 4
Requires Level: 130
Usable By: Ninja
MATK +150
Physical/Magic damage +5% on Shadow and Undead enemies.
If upgrade level is +7 or higher,
Increases Physical and Magical Damage on Shadow and Undead targets by an additional 10%.
If upgrade level is +9 or higher,
Increases damage dealt by Kunai Splash by an additional 20%.
If upgrade level is +11 or higher,
Increases Physical and Magical Damage on Demon and Undead targets by an additional 10%.
| Type | Weapon |
|---|---|
| Subtype | Dagger |
| Weight | 90 |
| Attack | 150 |
| Slots | 2 |
| Weapon Level | 4 |
| Required Level | 130 |
| Buy Price | 20 Zeny |
| Sell Price | 10 Zeny |
Boxes Containing Kuroiro-OS
- Antiquity of Cor (EL-A17T) — 0.9%
- Antiquity of Cor (EL-A17T) — 0.5%
- Antiquity of Cor (EL-A17T) — 0.2%
- OS Weapon Chest — 0.1%