I can scare them off... but they only be truly defeated by the Keyblade. However, they're cowards... they'll leave us be soon.

[With that, she begins holding up her hands - and small pillars of pure, white-hot light shoot up from the ground, blasting and blinding the Heartless. The pillars don't last very long, but neither go the creatures, scurrying away for easier prey.]

... That should do it, for now.