Lv. 60 Lv. 60 Epiphany
The Red Shoes
Each duplicate copy you feed in raises one substat by a step. The main stat is fixed.
As soon as she slipped into those crimson shoes, she couldn't help but break into dance. Yet they'd always make her do quite the opposite of what she intended. Try to step left, and she'd step right. Try to step right, and she'd step left. Though she'd try to step forth, she'd step back.
And so, in those red dancing shoes, she danced out of the ballroom and onto the street, then into the murky forest depths...
Ultimate Charge Efficiency 30% 
HP % 16% 
ATK % 16% 
Stun Buildup Bonus 25% Epiphany Effect
The Red Shoes
Affix
Increases the holder's Ultimate Charge Efficiency by 20%. When they deal Ultimate DMG, all characters on the team gain 1 stack of Sanguine Step. Each stack of Sanguine Step increases CRIT DMG by 14% for 40s, stacking up to 3 times.
The effect is fixed: it does not change as you upgrade the substats, and it is identical on every copy of this title.
Named after
The Red Shoes , Hans Christian Andersen, 1845
All 30 Epiphanies are named after a real book, myth or play. The full source-text breakdown maps every one of them to its original.