Proof of Friendship

is a Skill to suppress an enemy Servant's fighting spirit to a certain extent, where then a dialogue can begin. However, the enemy Servant must not possess a Mental Pollution Skill. In regard to a Holy Grail War, an advantageous check can be obtained when constructing temporary alliances.Fate/Grand Order material II — Profile of Hector, translated by Kinalvin at Reddit.
Rank	User(s)
C 	Hector
Category:Skills