Jack-O's Symbol
Increases Effectiveness of all allies by 10%. If the target has a debuff when the caster attacks with a Single Attack, increases damage by 1.2% → 2.4%. This Artifact's skill effect can only apply to one Hero within a team.
Ranges read unenhanced (+0) → fully enhanced.
Lore
A mask that controls her emotional changes and an iron ball that she uses when fighting. Both are always carried by Jack-O' and resemble jack-o'-lanterns.
Heroes using Jack-O's Symbol
From high-rated builds captured with /build: how many of each hero's captured builds carry it.
Captured builds with Jack-O's Symbol
5 builds, highest CP first.
| Hero | CP | Atk | HP | Spd | CC/CD | Sets |
|---|---|---|---|---|---|---|
 Hecate |
144,339 | 3,769 | 15,930 | 229 | 26/158 | Immunity + Torrent |
 Little Queen Charlotte |
121,328 | 3,953 | 16,114 | 152 | 100/350 | Destruction + Penetration |
 Dark Corvus |
110,479 | 1,627 | 33,573 | 140 | 15/150 | Health + Torrent |
 Disciplinary Prefect Aria |
105,878 | 2,301 | 31,519 | 188 | 20/271 | Destruction + Penetration |
 Inheritor Amiki |
99,905 | 5,313 | 13,478 | 125 | 15/158 | Counter + Immunity |
Other Warrior artifacts
A Little Queen's Huge Crown5★
Alencinox's Wrath5★
Anti-Magic Mask5★
Azure Comet5★
Benimaru's Tachi5★
Border Coin5★
Champion's Trophy5★
Circus Fantasia5★
Cradle of Life5★
Creation & Destruction5★
Custom-Made Power Anchor5★
Draco Plate5★
Durandal5★
Fullmetals Automail5★
Golden Rose5★
Indestructible Gaiters5★
Jumbo Berry Special5★
Junkyard Dog5★
Merciless Glutton5★
Pipette Lance5★
Prayer of Solitude5★
Pure White Trust5★
Ritual of Sealing Flames5★
Ruyi Jingu Bang5★
Samsara Prayer Beads5★
Sigurd Scythe5★
Snow Crystal5★
Spear of Purification5★
Strike of Aspiration5★
Sweet Miracle5★
Sword of Autumn Eclipse5★
Thorn of the Blue Rose5★
Tome of Life's End5★
Tyrant's Descent5★
Uberius's Tooth5★
Crimson Seed4★
El's Fist4★
Flower Shower4★
Hell Cutter4★
Sepulcrum4★
Strak Gauntlet4★