Zenless Zone Zero (ZZZ) Ellen Joe Build
Rarity: 
Rank
Element: Frost
House: Victoria Housekeeping Co.
Type: Attack
Ellen Joe Best Builds
Ellen Premium
This build increases Ellen's Basic Attack DMG especially after triggering Shatter on enemies. Ellen will also benefit from the Woodpecker Electro's CRIT Rate buff since she's your typical DPS.
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Ellen F2P
This build increases Ellen's Basic Attack DMG especially after triggering Shatter on enemies. Ellen will also benefit from the Woodpecker Electro's CRIT Rate buff since she's your typical DPS.
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Ellen Joe Best Teams and Bangboo
Ellen F2P Team
Ellen's best Support unit is Soukaku since she can increase her ATK and Ice DMG stats. Anby will be your second teammate since she's the only free-to-play Stun unit.
Ellen Mono-Ice Team
As for Ellen's premium team, Lighter is the best Stun unit since he can increase her overall Ice DMG. This combined with Soukaku's own DMG buffs will significantly increase Ellen's overall damage output and ease of use.
Ellen Joe Skill Priority
| Skill | Priority | Explanation |
|---|---|---|
 core skill | Ellen's Core Skill increases the CRIT DMG buff, which increases her overall damage. Upgrade this skill whenever you are able. | |
 basic attack | Ellen's Basic Attacks are mostly used along with her Special Attack, so upgrade both of these Skills first. | |
 special attack | Ellen's Special Attack is mostly used along with her Basic Attacks, so upgrade both of these Skills first. | |
 chain attack | Ellen's Ultimate is one of her strongest tools, so upgrade this after her Basic and Special Attack. | |
 dodge | Ellen's Dash Attack is frequently used to infuse her Basic Attacks, so upgrade this Skill last when everything else is leveled up. | |
 assist | Ellen's Assist Skill allows her to deal some Daze, but it's less of a priority than her other Skills. |
Ellen Skills
Basic Attack
Saw Teeth Trimming
Press 
to activate:
Unleashes up to 3 attacks, dealing Physical DMG.
Press repeatedly or hold during the 3rd attack to extend the skill duration.
Basic Attack
Flash Freeze Trimming
While Flash Freeze is active, press to activate:
Launch up to 3 attacks at enemies in front, dealing Ice DMG.
Each attack consumes 1 Flash Freeze Charge.
Press repeatedly or hold during the 3rd attack to extend the skill duration.
Special Attack
Drift
Press 
to activate:
Use a quick tail sweep attack in front, dealing Ice DMG.
Anti-Interrupt level is increased while using this skill.
EX Special Attack
Tail Swipe
With enough Energy, press to activate:
Perform a forceful tail whip attack that deals massive Ice DMG.
Gain 1 Flash Freeze Charge upon striking an enemy.
Character is invulnerable while using this skill.
After executing the move, you can immediately follow up with the 3rd-hit of a Basic Attack.
EX Special Attack
Sharknami
With enough Energy and after executing EX Special Attack: Tail Swipe, press to activate:
Perform a powerful series of slashes ahead that deal massive Ice DMG.
Gain 1 Flash Freeze Charge upon striking an enemy.
Character is invulnerable while using this skill.
After executing the move, you can immediately follow up with the 3rd-hit of a Basic Attack.
Dodge
Vortex
Press 
to activate:
A rapid dash dodge.
Character is invulnerable while using this skill.
When Perfect Dodge is triggered, Ellen gains the Quick Charge effect, reducing the charge time of Dash Attack: Arctic Ambush, lasting up to 5 seconds or until it triggers.
Dash
Roaming Hunt
Hold or double-press to activate:
Enter the Roaming state, allowing dashing movement.
In the Roaming state, drag the to control Ellen's direction, and release to stop.
Ellen is invulnerable for a brief time after activation.
Dash Attack
Arctic Ambush
While in the Roaming state, press to activate:
Delivers a spinning slash to enemies before opening her scissors for a Swift Scissors strike, dealing Ice DMG.
Gain 1 point of Flash Freeze Charge when the Swift Scissors strike hits.
While in the Roaming state, hold to activate:
Perform a spinning slash against the enemy, then pull apart the scissors to unleash a Charged Scissors strike, dealing massive Ice DMG.
Gain 3 points of Flash Freeze Charge when the Charged Scissors strike hits. If the enemy is Frozen, it always triggers Shatter.
Anti-Interrupt level is increased while charging the skill, and DMG taken is reduced by 40%.
Character is invulnerable while using this skill.
Flash Freeze
When Ellen has Flash Freeze Charges, the Flash Freeze effect is activated. Once Flash Freeze activates, Basic Attacks and Dash Attacks expend Flash Freeze Charges, dealing massive Ice DMG. Ellen can have up to a maximum of 6 Flash Freeze Charges.
Dash Attack
Monstrous Wave
Press during a dodge to activate:
Launches a dashing slash attack at enemies in front, dealing Physical DMG.
Dash Attack
Cold Snap
While Flash Freeze is active, press during dodge to activate:
Launches a dashing slash attack at enemies in front, dealing Ice DMG.
Consumes 1 Flash Freeze Charge.
Dodge Counter
Reef Rock
Press during a Perfect Dodge to activate:
Rapidly move through enemies with open scissors for a cutting strike, dealing Ice DMG.
Character is invulnerable while using this skill.
Chain Attack
Avalanche
When a Chain Attack is triggered, select the character to activate: Crash down from above and unleash an ice storm, dealing massive Ice DMG. Character is invulnerable while using this skill.
Ultimate
Endless Winter
When Decibel Rating is at Maximum, press 
to activate:
Crash down from above and unleash an ice storm before a powerful scissor strike, dealing massive Ice DMG.
Character is invulnerable while using this skill.
Quick Assist
Shark Sentinel
When the on-field character is launched, press 
to activate:
Speedily move through the enemy with open scissors for a cutting strike, dealing Ice DMG.
Character is invulnerable while using this skill.
When the character on the field is launched, drag the and press to activate:
Enter the Roaming state, enabling dashing movement.
While in the Roaming state, use the to change directions and release to stop.
Character is invulnerable briefly when triggering the skill.
Upon triggering a Quick Assist, Ellen gains the Quick Charge effect, shortening the charging time of Dash Attack: Arctic Ambush, lasting up to 5s or until it triggers once.
Defensive Assist
Wavefront Impact
When the character on field is about to be attacked, press to activate:
Parries the enemy's attack, dealing massive Daze.
Character is invulnerable while using this skill.
Assist Follow-Up
Shark Cruiser
Press after a Defensive Assist to activate:
Charge and slash enemies in front, dealing Ice DMG.
Press repeatedly or hold during the attack to extend the skill duration.
Character is invulnerable while using this skill.
Ellen Talents
A
Glacial Omen
Upon hitting an enemy with a Swift Scissors strike during Dash Attack: Arctic Ambush, the obtained Flash Freeze Charges are increased to 3. Upon hitting an enemy with a Charged Scissors strike during Dash Attack: Arctic Ambush, the obtained Flash Freeze Charges are increased to 6. For each Flash Freeze Charge consumed, Ellen's CRIT Rate is increased by 2% for 15s, stacking up to 6 times. The duration of each stack is calculated separately.
B
Arctic Ocean Predator
The 3rd hit of Basic Attack: Flash Freeze Trimming can be directly followed up with EX Special Attack: Sharknami. For each point of Flash Freeze Charge when using an EX Special Attack, the current attack's CRIT DMG is increased by 20%, up to a max of 60%.
C
Overtime-Intolerant
Basic Attack, Dodge, Assist, Special Attack, and Chain Attack Lv. +2
D
Endless Hoarfrost
Whenever a squad member Freezes or Stuns an enemy, Ellen gains 6 Flash Freeze Charges and the Quick Charge effect. She also recovers 4 Energy. The Energy recovery effect can trigger once per 10s.
E
Adequate Sleep
Basic Attack, Dodge, Assist, Special Attack, and Chain Attack Lv. +2
F
The Feast Begins
When Ellen uses an EX Special Attack, Chain Attack, or gains Quick Charge, her PEN Ratio increases by 20% for 6s. She also gains 1 stack of The Feast Begins, up to a maximum of 3 stacks. With 3 stacks of The Feast Begins, using a Charged Scissors strike during Dash Attack: Arctic Ambush consumes all stacks, increasing the DMG of the current attack by 250%.