Rule Master

is position belonging to the one in charge of the Ainsworth Holy Grail War.
==Characteristics==
The Rule Master is the one with the authority to create and destroy the Class Cards utilized in the Holy Grail War. The Class Cards require physical contact to be destroyed, shattered by the Rule Master squeezing it with their hand.Fate/kaleid liner PRISMA☆ILLYA 3rei - Chapter 22 With Flash Air, it is possible to perform the action while the card is Installed.Fate/kaleid liner PRISMA☆ILLYA 3rei - Chapter 59
==Known Rule Masters==
*Darius Ainsworth
*Julian Ainsworth
==References==
Category:Terminology in Fate/kaleid liner PRISMA☆ILLYA
Category:Holy Grail War administrators
Category:Holy Grail War terminology