Ninety Nine Nights - essentially, you need to kill all the enemies around the gate until the gate endurance drops to zero. As you kill enemies, more groups will come through the gate. Towards the end of a gate's endurance, a group of enemies with a general enemy of some sort will come through the gate. After fighting enemies for a while at Gate One, Vyarrhartenn will appear.

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essentially, you need to kill all the enemies around the gate until the gate endurance drops to zero. As you kill enemies, more groups will come through the gate. Towards the end of a gate's endurance, a group of enemies with a general enemy of some sort will come through the gate. After fighting enemies for a while at Gate One, Vyarrhartenn will appear.