+8 Mana Regeneration/5 seconds
UNIQUE Active - Warding: Consumes a charge to place an Observer Ward () that reveals the surrounding area for 180 seconds.
UNIQUE Passive - Ward Stone: When buying a new Observer Ward (), it will convert the new ward into a charge of this item, stacking up to 7 charges.
UNIQUE Passive - Refund: Grants 4 Gold every 10 seconds for each Observer Ward () you place using this item's charge. The effect lasts until the ward disappears.
- Limited to 1 Ward Stone item on one hero.