Viðurr Berserk

is the Noble Phantasm of Ragnar Lodbrok. Its main effect is currently unknown, but once activated it has a secondary effect of increasing his Mad Enhancement from E Rank to A++ Rank.
==References==
Category:Noble Phantasms
Category:Noble Phantasms introduced in Fate:Lost Einherjar
Category:B+ rank Noble Phantasms
Category:Anti-Unit Noble Phantasms