Ok, this is where the protag would straight up walk away from the fight in an epic manner so let's help the Ai do that.

She looked down and saw her body lying on the ground, and suddenly she realized that this must be her true self, her aura, unleashed at last.

Jake's werewolf aura loomed above her, snarling and growling with fury. But Valkyria refused to back down. She raised her own massive paw and swiped it at the other werewolf, sending it reeling backwards.

The two auras clashed with a deafening roar, the shockwaves of their blows sending shockwaves through the city. Buildings crumbled and carts were thrown like toys as the two behemoths clashed.

Valkyria summoned all of her magic and sent a blast of pure energy hurtling towards Jake's werewolf form. It hit him square in the chest, sending him flying backwards. He crashed through buildings and sent debris raining down on the streets below. But Jake simply rose to his feet and charged back towards Valkyria, his aura gathering in his jaws.

He opened his mouth and let out a powerful blast of energy, but Valkyria was ready. She raised her own massive jaws and bit down on the blast, absorbing it into her body. She could feel the energy coursing through her veins, making her stronger and more powerful than ever before.

This was it! With a mighty roar, Valkyria launched herself at Jake, her aura blazing with light. She slammed into him with all her might, sending him crashing to the ground. She stood over him, her massive form casting a shadow over his aura’s broken body. "Get up," she growled. "I’m not through with you yet!”

((Author's note: Full prompt: Prompt: Jake confronts Valkyria's aura in his normal form from a nearby roof. He questions if she's really ready to continue wrecking the place and killing people just to battle him. He ends by telling her if she keeps pushing herself she'll die and then he vanishes with care-free dialogue and a quip))