How to Get the Best Rebecca Build in Duet Night Abyss

After you’ve selected your weapon, it’s time to destroy your enemies with the best Rebecca Duet Night Abyss build. Rebecca is one of the most unique Hydro characters in Duet Night Abyss. Unlike most agents who rely heavily on their weapons, Rebecca’s power comes from her Aurelia Aurita summons. These floating jellyfish inherit her stats, making it essential to optimize her gear around them. The right setup ensures her summons deal massive damage and provide strong support in battle.

In this guide, we’ll break down the best Rebecca Duet Night Abyss build, covering her melee and ranged weapons, Demon Wedges, and Geniemons.

Rebecca Duet Night Abyss Build Overview

Category	Best Options
Melee Weapons	Siren’s Kiss, Wanewraith, Vernal Jade Halberd
Ranged Weapons	Destructo, Silverwhite Edict
Character Demon Wedges	Bahamut’s Misty Veil, Bahamut’s Frosty Torrent, Typhon Prime Serenity, Typhon Prime Uplift, Griffin’s Seawave Wildfire, Griffin’s Seawave Midnight Sun
Melee Weapon Demon Wedges	Cerberus’s Impetus, Cerberus’s Impetus Focus, Cerberus’s Rage Trammel, Cerberus’s Celerity, Cerberus’s Threshold
Ranged Weapon Demon Wedges	Lilith’s Impetus, Lilith’s Impetus Focus, Lilith’s Rage Trammel, Lilith’s Celerity
Geniemons	Hydrelf, Bunniva, Dripplet

Best Rebecca Weapon Duet Night Abyss – Melee

Melee Weapon	Why It’s Good
Siren’s Kiss	Siren’s Kiss expands Rebecca’s Skill Range and boosts her ATK SPD. Since her Aurelia Aurita summons inherit 100% of her stats, both bonuses enhance their AoE and speed. This synergy makes Siren’s Kiss a top-tier choice for the duet night abyss rebecca build.
Wanewraith	Wanewraith grants a solid 24% Skill DMG increase. It’s a straightforward but effective buff for her summons’ overall output.
Vernal Jade Halberd	Vernal Jade Halberd raises Rebecca’s ATK SPD by 25% and adds a 45% DMG bonus against enemies with the Bonus Effect debuff. With her constant ability activations, triggering this effect is effortless.

Best Rebecca Weapon Duet Night Abyss – Ranged

Ranged Weapon	Why It’s Good
Destructo	Destructo grants a massive 36% boost to Skill Range, which fits Rebecca’s playstyle perfectly. It lets her summons cover a wider area during combat.
Silverwhite Edict	This Ranged weapon increases ATK SPD through Bonus Effect triggers. It complements Rebecca’s summoning mechanics and is one of the best Rebecca weapon Duet Night Abyss options for maximizing speed and range.

Best Rebecca Weapon Duet Night Abyss – Demon Wedges

Demon Wedge	Why It’s Good
Bahamut’s Misty Veil	Provides a 30% Skill DMG boost and increases both ATK SPD and summon Range. It’s perfect for enhancing Aurelia Aurita’s power.
Bahamut’s Frosty Torrent	Adds more Skill DMG and slightly buffs the entire team’s ATK — ideal for off-field support builds.
Typhon Prime Serenity (Hydro)	Greatly amplifies ATK% and regenerates the team’s Sanity every three seconds. It’s excellent when Rebecca serves as a supportive Combat Partner.
Typhon Prime Uplift (Hydro)	Similar to Serenity but adds an 11% teamwide DMG buff. It’s one of the strongest picks for any rebecca dna build focused on team synergy.
Griffin’s Seawave Wildfire (Hydro)	Boosts Hydro ATK%, Skill DMG%, and Skill Range%. This well-rounded wedge covers almost everything Rebecca needs.
Griffin’s Seawave Midnight Sun (Hydro)	Offers Hydro ATK% and Skill DMG%, but swaps Range for Skill Duration. This helps her summons stay active longer in battle.

Best Rebecca Weapon Duet Night Abyss – Geniemons

Geniemon	Why It’s Good
Hydrelf	Enhances both Rebecca’s and her team’s DMG while she’s summoning Aurelia Aurita. It also increases ATK%, making it perfect for main DPS setups or Co-op Commissions.
Bunniva	Increases ATK% and Hydro ATK% for Rebecca and her allies. It’s a strong pick when she operates as the main Hydro DPS.
Dripplet	A solid backup option if you lack the others. It slightly raises team ATK% and provides minor supportive benefits.

And that’s all you need to know about the best Rebecca Duet Night Abyss build. For more DNA content, stay tuned to RetroNoob.