Fate/Grand Order Wiki
Fate/Grand Order Wiki
BBSlotBBQSadist.png This is an Enemy-only ServantUnavailable.png. It cannot be obtained as a playable-Servant through any means.
★ ★ ★ ★ ★


Japanese Name: テスタメント
AKA: Dark Illya
ID: Null Cost: 16
ATK: 1,677/10,857 HP: 2,027/13,825
Lv.100 Grail ATK: 11,885 Lv.100 Grail HP: 15,146
Lv.120 Grail ATK: ?? / ?? Lv.120 Grail HP:  ?? / ??
Voice Actor: Kadowaki Mai Illustrator: Hiroyama Hiroshi
Attribute: Man Growth Curve: Reverse S
Critabsup.png Star Absorption: 51 Stargainup.png Star Generation: 10.7%
Npchargeup.png NP Charge ATK: 0.32% NPGainUpDmg.png NP Charge DEF: 3%
Instapowerup.png Death Rate: 42% Alignments: Neutral・Good
Gender: Female
Traits: Traits: Female, Humanoid, Illya, Servant, Weak to Enuma Elish
Hits:  Quick Hits3  |  Arts Hits5  |  Buster Hits1  |  Extra Hits5
Active Skills Passive Skills Append Skills Noble Phantasm Ascension
Skill Upgrade Bond Level Biography Trivia Images

Active Skills

Passive Skills

Anti magic.png
Magic Resistance B
Increases own debuff resistance by 17.5%.

Unlimited Prana Supply C
Charges own NP gauge by 3% every turn.
Weak to Arts B
Reduces own Arts resistance by 50%.

Noble Phantasm

Unlimited Prisma Cosmos
Infinite Fantasies

Base Damage: x1.5
Rank Noble Phantasm Type
Rank A+
Hits Per Hit Percentage
Effect Increases own NP damage 3 times for 1 turn.
Deals damage to one enemy.
Chance to reduce own attack for 1 turn. [Demerit]
Reduces own defense and/or critical attack chance for 3 turns. [Demerit]
NP Level 1 2 3 4 5
Damage % % % % %
Overcharge Effect -
Charge 100% 200% 300% 400% 500%
NP Damage % % % % %

Recommended Servants

Testament Traits Servants with Special Damage
Female Carmillaicon.pngpx Jackicon.pngpx
Humanoid Icon S210.pngpx Nightingaleicon.pngpx
Servant Gilicon.pngpx[1] Teslaicon.pngpx[2] S283Icon.pngpx Yorimitsuicon.pngpx[3]
  1. [1]: Except Enuma Elish Nullification Servants.
  2. [2]: Only Earth or Sky Attributes.
  3. [3]: Only Earth or Sky Attributes except Demi-Servants and Pseudo-Servants.
Attributes Servants with Special Damage
Man S276Icon.pngpx S314Icon.pngpx S309Icon.pngpx S323Icon.pngpx Icon Servant 198.pngpx
Guide px Active Skills, px Noble Phantasm, Dragontrait.png Trait change
For other effects see status effects.


  • Testament is the antagonist of the Prisma Causeway Event. She is an NPC and enemy version of Illyasviel von Einzbern. She is currently unobtainable.
    • Similar in-game to Illyasviel von Einzbern, she has several differences to her playable counterpart, such as having different skills, different Noble Phantasm name and a more corrupted look.
  • Her servant sprite portrait is a modified Illya from Prisma Cosmos craft essence.