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The Warlock hurls a magical chain in a specified direction. This creates a tether between themselves and an enemy or ally; the tether lasts for 10 seconds. If the distance between the Warlock and the target exceeds 8 metres, the tether will break. The Warlock can perform basic attacks and use other abilities.

Tethering to an enemy inflicts magic damage over time. The damage increases over time.

When tethered to an ally, the Warlock sacrifices a portion of their health, which additionally heals the ally. The healing increases over time.