Hero in the Call to Arms set.
hero. Mortred, One of the Veiled Sisters, is an efficient and feared killer. Proficient in stealth, it's hard to notice her coming before it's too late. She's quick with her blade, and few heroes can keep up with her in one-on-one combat. Though, unlike other Sisters of the Veil, Mortred hasn't lost her identity as a person. She keeps it a secret that she remembers her own name.
In Dota 2, Phantom Assassin is known for her dangerous passive ultimate, that gives her attacks a chance of dealing up to 450% of regular damage. In some cases, this allows her to dispatch enemy heroes in a couple of strikes. Her other abilities inlude a thrown dagger, that can crit with the help of her ultimate and also slows the target, A blink ability that boosts her attack speed, and a blur passive, that hides her from the minimap unless directly seen, and gives her passive evasion from physical attacks.