From a lore perspective, the hybrid nature of a half-witch half-werewolf is fascinating because it combines raw physical power with magical versatility. Werewolves are known for their brute strength and regenerative abilities, while witches bring spells, curses, and elemental manipulation to the table. Vampires, on the other hand, rely on speed, immortality, and hypnotic charm. If the hybrid can counter a vampire's mind control with witch magic and outlast their regeneration with werewolf endurance, they might have the upper hand. But vampires are cunning—they’ve survived centuries by adapting. It’d come down to whether the hybrid can land a decisive magical strike before the vampire exploits their dual nature’s weaknesses, like silver or lunar cycle limitations.
Personally, I’d bet on the hybrid in a drawn-out fight, but a vampire in a quick ambush. The mix of unpredictability and raw power feels like it could overwhelm a vampire’s precision if given time to strategize.