Grand magics: ultimate magic spells, these are spells that are rarely used due to heir immense magic use and are never used twice in a battle each mage had their own grand magic whether it be defense or offense or even support based

Servants: people from history and mythology that have fused together with a mage from
Somewhere across time and been summoned to the present to serve a particular master they are efficient and deadly and come
In a variety of classes

Standard classes:
Assassin (fast fighters not normally intended for close range combat but most can at least hold there own)
Caster (tricky fighters that use spells, curses and traps to defeat their opponent they are absolutely atrocious when it comes to almost any form of combat)
Shielder (a class strongly based in defense they are hard to get past and even harder to defeat unless you're entirely offense based)
Archer (long range specialists)
Warrior (warriors use spears, lances, etc. and can even come with vehicles they are powerful in closet to mid range combat and are normal pretty fast

Advanced classes:
Caster-assassin (a cross between a caster and assassin they have the abilities of both but are pretty rare)
Archer-caster (another mix between caster and another class this is even rarer than the last)
Warrior-assassin (assassins with extremely good close combats skill they are often feared by opponents who fight them due to their speed and strength but are pretty rare

Expert classes:
Ruler (a class that can see through the stats and grand magics of other servants there aren't many out there but they are strong none the less
Caster-warrior-assassin (truly a fearsome foe not only can they used traps and cress on you but they're also fast efficient killing machines barely capable of being defeated this servants are 1 in a billion)

Bonus classes (classes that only held by certain servants and only that secant they have different parameters than other classes)

Jack the Ripper

Master: alistar wonder
Class: assassin-warrior
Skills: stealthy
Intuition
Weaponry: a collection of knives
Personality: despite her small stature she is rather cold, mature, and aggressive all at the same time

Joan of arc (dark version)

Personality; the darker side of Joan of arc she's evil and overall the exact opposite of the saint who saved France
Master: Alice wonder
Class: caster
Skills: dragon witch (can summon dragons)
Rose garden (can use a reality marble that weakens an enemies defenses to C)
Weaponry: magic cane

Marie Antoinette

Personality: a queen who loved her people and was later executed by them she still loves people and sees the beauty in them but she also seems the darkness and does not turn that side of her away knowing it's there which gives her a bonus class
Class: Queen (only the purest of queens can receive this class and marie who is a blend between dark and light and accepts that was granted it queens can not only see through a servants but can also use assassin and caster technique albeit less effective that the 2 roles separately)
Suspected masters: Rene Williams, Carrie skulls
Skills: let them eat cake! (Marie has the ability to heal anything but the person must eat a cake she has baked for it to work)
Executed by the people (since she was executed by her people she is weak against anyone else of French origin as her love and hatred for them drives her stats down
Weaponry: throwing knives, short sword

Nameless Archer

Class: archer
Personality: nameless is a collection of legends of archers stored into one hero while he can only access certain skills he is still very deadly for what most consider to be half an archer
Master: unknown
Weaponry: long bow
Skills: perfect shot
Mist walker (when it's raining not only does his aim not change but he is more concealed)

Gilgamesh

Personality: Gilgamesh or king of heroes is a bonus class servant and why she believes he is above everyone he stays silent preferring to show off his strength to opponents rather than gloat
Weaponry: a whole buttload of assorted stuff
Class: king of heroes (he is able to see through servants like rulers can fight like a warrior and launch his different spears and swords in the form of arrows to act as an archer while his magic is lacking he can even perform some basic curses like a caster)
Master: unknown
Skills: gates of Babylon (can use any weapon that isn't of the fabled class)
King of heroes (all other servants near him have their strength and defense stats lowered by 1 rank unless they are a bonus class or ruler class)