A Class Skill that characterizes a Berserker, raising basic parameters and strengthening one's physical abilities in exchange for hindering mental capacities and/or in exchange for their sense of reason.

The Class Skill of Rider and Saber class Servants, denoting the ability to ride mounts and vehicles. Rider-class Servants will typically possess a high rank. All vehicles and all creatures up to the level of Phantasmal Beast and Divine Beast can be used as mounts.

The Class Skill of the Assassin class, is the capacity to hide one's presence as a Servant. This skill is suitable for spying. It is possible to disappear and become extremely difficult to be detected. The rank of Presence Concealment drops considerably when preparing to attack.

A composite Skill, combining the effects of the Valor and Calm and Collected Skills, that allows one to completely ignore the pain and endure superhuman speeds.    Lore: Through every challenge he has faced, he has strode forth and conquered with unwavering determination. 

A skill of the Archer class, used frequently during scouting. Simply looking from a high location is sufficient to fully survey a town and search for enemies. This skill will also affect the accuracy of bows. It connotes superior visual perception and dynamic occipital capture, such as supplementing the long-range aiming of projectile weapons.    Lore: It is said that Jack was very skilled with the bow, being the only one to have killed in the second world war with a longbow.

The ability to withdraw from the battlefield in the midst of combat or reset the battle conditions.    Lore: Despite his willingness to charge headfirst into gunfire in no man’s land, Jack Churchill knew when to disengage from a battle to wait for conditions to improve.

An absolutely baffling man, filled with curiosity and wanderlust, any master would have his hands full ensuring that he does not cause any trouble.     A constant source of insane antics and wild actions, both in and out of battle.

When summoned, Jack Churchill appears with a greatsword, a broadsword and a bagpipe, regardless of class. 

John Malcolm Thorpe Fleming Churchill was a British Army officer (Lieutenant-Colonel) who fought in the Second World War with a longbow, bagpipes, and a Scottish broadsword.     Nicknamed "Fighting Jack Churchill" and "Mad Jack", for his many insane actions during the second world war. He was known for the motto: "Any officer who goes into action without his sword is improperly dressed."    His many feats during the war bring both disbelief and awe to those who hear them.

No matter who the Master, Jack Churchill will always be loud, raucous, and jovial. Treating the Master as a comrade and a companion arm in arm against a fearsome foe in a grand adventure,

He would find them to be good companions, he is often seen drinking or duelling with any one of them. 

Get along unsettlingly well, should be kept an eye on to prevent trouble from occurring.