My magical energy isn’t much, but I don’t mind if you suck it dry. So... So, wreck it. Wreck it all! Everything mages have built! Every last thing!
Berserker uprooted power cables from the ravaged ground and began incorporating them into its body as a power source to supplement his magical energy. Strangely, as it did so, its body began to grow even more gigantic, absorbing the rubble of the surrounding factories.

Fate/Strange Fake: Volume 4, Chapter 12 ("Day 2, Morning")