Check out the change log for details on tier list changes!

Tier 1

Extremely powerful Servants whose general performance can compete even with higher rarity Servants.

Mash Kyrielight
Explanation
Heracles
Explanation
Sakata Kintoki (Rider)
Explanation
Altria Pendragon (Lancer Alter)
Explanation
Ryougi Shiki (Assassin)
Explanation
BB
Explanation
Lancelot (Saber)
Explanation
Chloe von Einzbern
Explanation

Tier 2

Excellent Servants with strong all-around performance, or especially valuable niches. They are typically among the best in their class among the 4* Servants.

Altria Pendragon (Alter)
Explanation
EMIYA
Explanation
Carmilla
Explanation
Oda Nobunaga
Explanation
Frankenstein
Explanation
Rama
Explanation
Ibaraki-Douji
Explanation
Gilgamesh (Caster)
Explanation
Altria Pendragon (Santa Alter)
Explanation
Jeanne d'Arc (Alter Santa Lily)
Explanation
EMIYA (Alter)
Explanation
Passionlip
Explanation
Nitocris
Explanation
Tristan
Explanation

Tier 3

Great Servants that typically have more narrow specializations or face heavy competition. They often possess some unique factors that make them stand out.

Nero Claudius
Explanation
Chevalier d'Eon
Explanation
Atalante
Explanation
Saint Martha
Explanation
Lancelot
Explanation
Elisabeth Bathory (Halloween)
Explanation
Medea (Lily)
Explanation
Nursery Rhyme
Explanation
Helena Blavatsky
Explanation
EMIYA (Assassin)
Explanation
Vlad III (EXTRA)
Explanation
Anne Bonny & Mary Read (Archer)
Explanation
Mordred (Rider)
Explanation
Suzuka Gozen
Explanation
Saint Martha (Ruler)
Explanation
Elisabeth Bathory (Brave)
Explanation
Scathach (Assassin)
Explanation
Kiyohime (Lancer)
Explanation

Tier 4

Decent Servants that can perform well in the right teams, but often have either more powerful alternatives, or a niche that is difficult to fully exploit.

Siegfried
Explanation
Elisabeth Bathory
Explanation
Marie Antoinette
Explanation
Tamamo Cat
Explanation
Anne Bonny & Mary Read
Explanation
Beowulf
Explanation
Li Shuwen
Explanation
Irisviel (Holy Grail)
Explanation
Gawain
Explanation
Avenger of Shinjuku
Explanation
Marie Antoinette (Caster)
Explanation
Chacha
Explanation
Gorgon
Explanation

Tier 5

Servants with limited viability. These Servants can be viable, but typically require extensive support. Often they suffer from low stats, poor skills or ineffective Noble Phantasms. Still, dedicated Masters can extract good performances from them.

Altria Pendragon (Lily)
Explanation
Stheno
Explanation
Fionn mac Cumhaill
Explanation
Astolfo
Explanation
Thomas Edison
Explanation
Assassin of Shinjuku
Explanation
Medusa (Lancer)
Explanation