# Magic Crystal of Infinity - Back Attack

**Item ID**: 768762
**Type**: Tool
**Grade**: Blue
**Weight**: 0.1 LT
**NPC Buy**: 50,000 silver
**NPC Sell**: 5,800 silver

## Flavor

A Black Stone crystal that can be transfused into a crystal socket.


## Usage

Transfuse to gain the following effects

Back Attack Extra Damage +10%



## Notes

※ Transfused crystals have a chance of shattering upon death.
※ This crystal has a high chance of shattering upon death.
※ Right-Click


## Obtain

Craft via an Alchemy Tool in your residence with the following materials if at least Alchemy Apprentice 1
Magic Crystal of Crimson Flame - Precision x2
Sinner's Blood x2
Melted Silver Shard x3
Essence of Nature x2


## Notes

※ This crystal cannot be processed nor registered on the Central Market.


## From the Knowledge Book

**Magic Crystal of Infinity - Back Attack**

Magic Crystal of Infinity - Back Attack can be infused into sub-weapons to increase Back Attack damage.

See [Magic Crystal of Infinity - Back Attack](/knowledge/7128.md) for the full entry.

## Buff Effect

Using this item applies:

- [Magic Crystal of Infinity - Back Attack](/skill/55031.md)

## Other Entries Sharing This Name

- [Magic Crystal of Infinity - Back Attack](/item/15129.md)