|Use||Increases your army size by 7%, but the total will not exceed that at the beginning of the battle.|
|Treasure items||Holy Box|
Vital Rune is an artefact which increases the army size of the player's troops by 7%. However, the army size will not exceed that at the beginning of the battle. This artefact has a requirement of level 40, and requires 150 mana each time it is used. This item can be obtained from treasure items (see infobox).