| Fail:WC3RoC-logo-small.png | This article or section contains lore taken from Warcraft III: Reign of Chaos, Warcraft III: The Frozen Throne, the manuals, and official bonus maps.
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The sentry ward is a unit in Warcraft III in the third prologue mission they are used by the island trolls to watch the player's forces. However, other than that they have no real uses.