Wuthering Waves 1.3 Codes & Shorekeeper Best Build Guide: 250% Energy Regen Echoes, Weapons & Teams

Kuro Games’ open-world action RPG reaches new heights in Version 1.3 The Shore’s End with the debut of the game’s most powerful limited 5-star support Resonator. Our comprehensive Wuthering Waves 1.3 Codes and Shorekeeper Build Guide provides all active Astrite redeem codes alongside Shorekeeper’s optimal Echo sets, Energy Regeneration breakpoints, and team rotations.

Active Wuthering Waves 1.3 Redeem Codes (October 2026)

Redeem these active codes via the in-game Terminal -> Settings -> Other -> Redemption Code menu for free Astrites and leveling materials:

SHOREKEEPER13: Unlocks 100 Astrites, 3x Advanced Resonance Potion & 30,000 Shell Credits.
BLACKSHORES26: Unlocks 100 Astrites & 2x Forgery Premium Supply.
WUTHERINGGIFT: Unlocks 50 Astrites, 2x Premium Resonance Potion & 10,000 Shell Credits.

Shorekeeper Best Build: Weapons, Echoes & Stat Thresholds

Consequently, Shorekeeper’s Stellarealm domain grants the entire party up to +12.5% Crit Rate and +25% Crit DMG, scaling directly off her total Energy Regeneration. Reaching 250% Total Energy Regen is the mandatory golden breakpoint.

Build Component	Best-in-Slot Recommendation	Main Stats & Sub-Stats Priority
Best 5★ / 4★ Weapons	Stellar Symphony (5★) / Variation (4★)	Provides +77% / +51.8% Energy Regen + Concerto Energy
Sonata Echo Set (5pc)	Rejuvenating Glow (5-Piece)	Main Echo: Fallacy of No Return (+10% ER & +10% Team ATK)
4-Cost / 3-Cost / 1-Cost	4-3-3-1-1 Echo Setup	4-Cost: HP% or Crit DMG \| 3-Cost: 2x Energy Regen \| 1-Cost: 2x HP%
Target Breakpoints	250% Energy Regen (230% Out of Combat)	Fallacy Echo (+10%) + Passive (+10%) adds +20% ER in combat!

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Key Takeaways for Rovers

Only Need 230% ER on Stat Screen: Because Shorekeeper’s inherent skill (+10% ER) and the Fallacy of No Return 4-cost Echo (+10% ER) trigger during combat, 230% out-of-combat Energy Regen hits the 250% cap!
Guaranteed Crit Intro Skill: Always trigger two Intro Skills inside her Stellarealm to upgrade the field to purple and unleash her guaranteed-critical Discernment nuke.