Game > You. It tells us about, and shows us, Link's growing power.
Link and Bo are both much stronger than vampires, the only time we see a Goron even feel a sword is in the hands of Link, and that creates sparks.
Hard to glamour someone while you're trying desperately not to be crushed to death. Vampires < Volcanic explosions.
Gorons aren't slow idiots, and against this is all irrelevant since Ganon soloes. You neglected to mention how TB counters permasunlight and a twilight field.