There were many Servants with multiple Noble Phantasms, and surely there were Great Heroes who possessed more than twelve Noble Phantasms.
But no one could fight a Noble Phantasm battle like Gilgamesh, using almost no energy at all.
This was why the King of Heroes was known as the Servant Slayer. Any Servant would eventually lose after being dragged into a war of attrition against him.
Although it had not been designed specifically to counter Gilgamesh, Shirou had happened to achieve the effect of fighting the King of Heroes over an extended period.
—Using the infinite, cost-free "Lake of Holy Swords" to oppose the equally infinite, cost-free "Gate of Babylon."
In other words, so long as the King of Heroes continued to indulge in his current playful mood, he could never defeat Shirou.
Even if they were genuine thousandfold Noble Phantasms, Shirou could still contend with them as long as Gilgamesh merely "dropped" them mindlessly.
Of course, the reverse was also true.
If Gilgamesh changed his current mood into the serious attitude he had shown that night toward Shirou Amamiya (Dead Count Shapeshifter ver.)...
If he changed from the King of Heroes' "entertainment" to the "judgment" of the oldest king—
Then the red-haired boy would be torn into pieces and killed on the spot in the very next instant after Archer changed his mind.
...If Shirou made no countermeasures.
However, before Gilgamesh could make the first change—
A golden flash tore through the night sky and shot toward the streetlamp above the spot where the King of Heroes stood with his arms folded.
At the same time, several bolts of lightning suddenly appeared around Gilgamesh.
Lightning raced about, and the defensive barrier it formed turned the Golden Sword Flash hurtling toward the Archer into boiling, scattering magical energy.
The surprise