---
title: "Red Crystal Rune family"
url: "https://karos-wiki.pages.dev/en/bfgrp-60165"
lang: "en"
description: "Red Crystal Rune family – Red Crystal Rune Siege speed (aura) (Estimate) +200% 5 min; Blue Crystal Rune Siege speed (aura) (Estimate) +200% 5 min; Yellow…"
---

# Red Crystal Rune family

[Home](https://karos-wiki.pages.dev/en/) › Guides › [Potions & buffs](https://karos-wiki.pages.dev/en/buffs) › Red Crystal Rune family

The buff items in this family affect each other. Priority, not effect strength, decides which one can be used; longer and stronger versions usually take precedence.

## Item (4)

| Item | Effect | Duration |
| --- | --- | --- |
| [Red Crystal Rune](https://karos-wiki.pages.dev/en/item-900001) | Siege speed (aura) (Estimate) **+200%** | 5 min |
| [Blue Crystal Rune](https://karos-wiki.pages.dev/en/item-900002) | Siege speed (aura) (Estimate) **+200%** | 5 min |
| [Yellow Crystal Rune](https://karos-wiki.pages.dev/en/item-900003) | Siege speed (aura) (Estimate) **+200%** | 5 min |
| [Black Crystal Rune](https://karos-wiki.pages.dev/en/item-900004) | Siege speed (aura) (Estimate) **+900%** | 5 min |

### Which can be used while which is active?

Row: the buff currently active on you. Column: the item you want to use.

| Active ↓ / new → |   |   |   |   |
| --- | --- | --- | --- | --- |
| [Red Crystal Rune](https://karos-wiki.pages.dev/en/item-900001) | same buff: blocked | confirm → replace | confirm → replace | confirm → replace |
| [Blue Crystal Rune](https://karos-wiki.pages.dev/en/item-900002) | confirm → replace | same buff: blocked | confirm → replace | confirm → replace |
| [Yellow Crystal Rune](https://karos-wiki.pages.dev/en/item-900003) | confirm → replace | confirm → replace | same buff: blocked | confirm → replace |
| [Black Crystal Rune](https://karos-wiki.pages.dev/en/item-900004) | confirm → replace | confirm → replace | confirm → replace | same buff: blocked |

(Estimate) Estimate: likely, but not confirmed.