Cerydra's arrival in HSR 3.5 shakes up the hypercarry meta with her unique Charge system and Skill duplication mechanics. She's not your typical support—this Wind Harmony character demands precision but rewards it with devastating single-target potential. Here's everything you need to master her rotations and dominate endgame content.
Cerydra Overview: Wind Harmony Support in 3.5 Meta
Character Kit Analysis
Let's be honest—Cerydra isn't for everyone. She's a 5-star Wind Harmony character built around an intricate Charge system that can feel overwhelming at first. But once you understand her rhythm? She transforms hypercarry teams into absolute monsters.
Her base stats at Level 80 (1358 HP, 620 ATK, 485 DEF, 99 SPD) might look modest, but they're deceptive. The real magic happens through her Military Merit system, which applies to one ally and provides an ATK buff equal to 24% of Cerydra's ATK. Sounds simple enough, right?

Here's where it gets interesting. Accumulate 6 Charges, and Military Merit evolves into Peerage—granting your chosen ally 72% Skill CRIT DMG, 10% All-Type RES PEN, crowd control dispel, and the game-changing Coup de Main. This duplicates the ally's next Skill without any SP cost. Yeah, you read that correctly. Free Skills.
Her Talent, Ave Imperator, generates 1 Charge when allies with Military Merit use Basic ATK or Skill, while dealing follow-up Wind DMG equal to 60% ATK up to 20 times per cycle. Charge sources include her Skill (+1), Ultimate (+2), ally Basic/Skill actions (+1), and the Vidi trace providing +1 from ally Ultimates once per battle.
Role in Hypercarry Teams
Cerydra thrives in single-target hypercarry compositions where Skill-reliant DPS can leverage her duplication mechanics. The Peerage state completely transforms standard rotations by enabling 4+ Skills per turn through duplication. This becomes particularly devastating with characters like Phainon, whose transformation Skills benefit from buff snapshots.
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3.5 Update Changes
Version 3.5 launches August 12, 2025 (NA), positioning Cerydra as the second Wind Harmony unit following significant meta shifts toward hypercarry and DoT compositions. Her banner runs from September 3-24, 2025, in Phase 2 alongside Silver Wolf's rerun. The timing couldn't be better—the update introduces enhanced synergy with new DPS characters while maintaining her niche focus.
Essential Build Components for Cerydra Support
Light Cone Tier List & Selection
Epoch Etched in Golden Blood (5★ Signature) is the gold standard.

At S1, it provides 64% ATK (128% at S5), Ultimate SP recovery, and 54% Skill DMG to targets for 3 turns. Base stats include 635 ATK, 952 HP, and 463 DEF. If you're serious about Cerydra, this is non-negotiable.
A Grounded Ascent (5★) offers a solid alternative with 6 Energy and 15% DMG per Hymn stack (maximum 3) on Skill/Ultimate use, plus SP recovery every 2 uses. Base stats: 476 ATK, 1164 HP, 529 DEF.
The Forever Victual (4★) becomes your F2P lifeline. It provides 32% ATK and 16% stacking bonuses up to 3 on Skill use. You can grab this through the Chrysos Maze Grand Restaurant event (August 13 - September 22, 2025), delivering 80-85% of signature performance. Not bad for free.
Dance! Dance! Dance! (4★) at S5 grants 24% ally action advance on Ultimate—useful for turn manipulation strategies, though less optimal overall.
Relic Set Combinations
Sacerdos' Relived Ordeal (4-Piece) maximizes single-target potential

with 6% SPD (2-piece) and 18% CRIT DMG to targets on Skill/Ultimate, stacking twice for 36% over 2 turns. This is your go-to for pure hypercarry setups.
Eagle of Twilight Line (4-Piece) provides 10% Wind DMG and 25% action forward on Ultimate, supporting faster Charge building. Consider this if you're struggling with rotation timing.
Hybrid combinations using 2-piece ATK% (+12%) with 2-piece SPD (+6%) offer balanced approaches when you can't farm perfect sets. Main stat priorities: ATK% Body, SPD or ATK% Feet, ATK% Planar Sphere, ERR Link Rope. Substats emphasize 4000+ ATK > SPD = CRIT DMG.
Stat Priority Guide
Here's where things get technical. Target benchmarks: 4000 ATK for maximum Veni trace scaling (360% CRIT DMG), 134-160 SPD for optimal turn frequency, 120%+ ERR for 2-turn Ultimate cycles.
The 4000 ATK threshold isn't arbitrary—it unlocks Veni's full potential, providing 18% CRIT DMG per 100 ATK over 2000. Speed tuning requires 134 SPD minimum to act first, with 160 SPD breakpoints achievable through Vici's +20 SPD boost. Trust me, these numbers matter more than you think.
Core Wind Harmony Rotation Mechanics
Basic Rotation Framework
The fundamental rotation follows a specific sequence: Technique activation for initial Military Merit and free Skill (+1 Charge) → Skill on primary DPS (+1 Charge, total 2) → Ultimate for AoE and Charge building (+2 Charges, total 4) → ally Basic or Skill action (+1 Charge, total 5) → final Skill to reach 6 Charges and activate Peerage.

Once Peerage activates, the DPS's next Skill triggers Coup de Main, duplicating the ability without SP cost while consuming all 6 Charges. It's elegant when executed properly.
Vici's trace enhances this framework by providing +20 SPD to both Cerydra and the target ally for 3 turns post-Skill, plus +5 Energy on ally Basic/Skill actions. Small details, massive impact.
Skill Sequence Timing
Optimal timing requires front-loading Charges during vulnerability windows and boss phases. Advanced players can manipulate Action Values by delaying Cerydra's actions to sync the 6th Charge with damage windows. Sprightly Vonwacq ornaments provide +40% action advance at 120+ SPD, enabling faster Charge building when combined with speed tuning.
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Energy Management Fundamentals
Energy economy centers on Vici's +5 Energy per ally action and ERR substats targeting 120%+ for 2-turn Ultimate cycles. The 110 Energy cost requires careful planning—Lushaka ornaments provide additional +5% ERR and +12% ATK. Ultimate timing serves dual purposes: AoE utility for multi-wave content and Charge acceleration through +2 immediate Charges.
Speed Tuning & Action Value Optimization
Speed Breakpoints Calculation
Critical speed thresholds: 134 SPD minimum for first-turn advantage, 160 SPD for extra turn generation, 120+ SPD for Sprightly Vonwacq activation. Action Value manipulation requires precise calculation—Cerydra at 134 SPD acts approximately 1.2 times per standard cycle, with -10 SPD difference from DPS ensuring proper buff application timing.
Speed tuning becomes particularly crucial in Phainon teams where transformation Skills snapshot buffs. Cerydra needs to act immediately before Phainon's enhanced state activation. Conversely, Anaxa compositions demand precise weakness stacking coordination through speed synchronization.
Turn Order Planning
Optimal positioning places Cerydra second after sustain characters to ensure survival while maintaining buff priority. The sequence typically follows Sustain → Cerydra → Buffer → DPS, allowing for Military Merit application before external buffs and DPS execution.
Turn order flexibility emerges through Technique usage, which transfers Military Merit on switch-in and provides immediate Charge building. It's more flexible than it initially appears.
Hypercarry Partner Synergy Analysis
Best DPS Combinations
Phainon Hypercarry Teams represent Cerydra's optimal application

—and honestly, it's not even close. The combination enables double Enhanced Skills through duplication mechanics. Phainon (Main DPS), Cerydra (Support), Sunday/Bronya (Action Advance), and Gallagher/Huohuo (Sustain) creates devastating burst potential. Phainon's Coreflame system gains 4 Scourge per duplicated Skill, instantly enabling Ultimate mode bursts with 30%+ damage uplifts.
Anaxa Hypercarry Teams leverage weakness stacking for 4 Skills per turn on 5+ weakness enemies. The composition enables Bounce attack amplification through Skill duplication, particularly effective when paired with Erudition sub-DPS like The Herta.
Archer Hypercarry Teams benefit from SP-free enhanced Skill duplication, especially at E1 Cerydra in sustainless compositions. The F2P-friendly combination of Archer (free 5-star), Cerydra, Sparkle (SP Generation), and Gallagher provides accessible entry into hypercarry strategies.
Team Composition Examples
Premium Phainon Team: Phainon + Cerydra + Sunday + Huohuo enables maximum buff stacking with energy support and cleanse utility. Sunday's CRIT buffs combine with Cerydra's CRIT DMG for multiplicative scaling. Expensive? Yes. Effective? Absolutely.
Budget Archer Team: Archer + Cerydra + Sparkle + Gallagher provides F2P accessibility while maintaining core hypercarry functionality through SP management and passive healing.
Hybrid Anaxa Team: Anaxa + Cerydra + The Herta + Aventurine reverses traditional Herta compositions by focusing Anaxa as primary DPS with Erudition support for weakness application. Surprisingly effective.
Advanced Rotation Strategies
Skill Point Management
SP economy requires careful balance between Cerydra's Skill usage and team sustainability. Her signature Light Cone provides Ultimate SP recovery, while Sparkle partnerships offer additional SP generation for Skill-intensive rotations.
Advanced SP management involves Basic ATK usage during low-priority phases, reserving Skills for Charge building and Peerage activation. Strategic SP allocation prioritizes DPS Skill usage over support abilities when facing SP deficits. Coup de Main's SP-free duplication becomes essential for maintaining rotation integrity during extended encounters.
Ultimate Timing Optimization
Ultimate usage serves multiple strategic purposes: immediate +2 Charges for Peerage acceleration, AoE utility for multi-wave content, and follow-up trigger resets for sustained damage phases. Energy management through Vici's +5 Energy per ally action enables 2-turn Ultimate cycles with proper ERR investment.
Advanced timing involves holding Ultimate for strategic moments rather than immediate usage—particularly in Memory of Chaos where burst windows align with specific boss phases or break states.
Endgame Content Application
Memory of Chaos Strategies
Memory of Chaos represents Cerydra's optimal environment through single-target boss encounters and vulnerability window exploitation. Speed optimization targets 160 SPD for extra turn generation during critical phases, while ATK builds focus on 4000+ thresholds for maximum Veni scaling.
Burst timing aligns Peerage activation with boss break states for multiplicative damage scaling. Team positioning prioritizes Wind/Physical/Ice weakness coverage, with Cerydra providing neutral damage and RES PEN support regardless of enemy resistances. Sustainless compositions maximize buff density for 3-star clear requirements.
Pure Fiction Adaptations
Despite single-target optimization, Cerydra adapts to Pure Fiction through rapid Charge building via ally Basic attacks and AoE Ultimate utility. Skill DPS like Argenti benefit from duplication mechanics even in multi-target scenarios.
Wave management involves front-loading Charges during early waves for boss-phase bursts, while Ultimate timing provides AoE coverage for enemy group clearing. She's not ideal here, but she's workable.
Investment Priority & Future Planning
Eidolon Priority Guide
E1: Seize the Crowns of All provides high-priority upgrades through 16% DEF ignore (36% on Skills under Peerage) and +2 Energy to allies on Skill use. Phainon synergy includes additional Coreflame stack generation, creating 16%+ DPS uplifts for specialized teams. This is the sweet spot for most players.
E2: Forge the Dreams of Many offers medium priority with +40% ally DMG and +160% self DMG when allies have Military Merit. This qualitative spike transforms Cerydra into viable sub-DPS while maintaining support functionality, providing 12% improvement over E1.
E6: A Journey Set Starward represents whale-tier investment with +20% RES PEN for both Cerydra and allies, plus +300% follow-up DMG. The 77% improvement over E0 enables +100% ally DMG when combined with E1/E2. Expensive, but transformative.
Investment paths prioritize E0S1 > E1S0 for Phainon teams, then E2S1 for sustained value before considering E6S1 for hypercarry optimization.
Resource Allocation
Ascension Materials: 65 Charred Bud of Twilight, 15 each of Ethereal Omen/Echoing Wail/Eternal Lament, and 308,000 Credits for full character development.
Trace Materials: 3,000,000 Credits, 8 Tracks of Destiny, 12 Daythunder Anamnesis, plus various melody materials totaling 139 Heavenly Melody, 72 Celestial Section, and 15 Firmament Note. Standard fare for 5-star characters.
Pull Requirements: Approximately 8000 Stellar Jade for 50 pulls, obtainable through events (2200), dailies (3360), exploration (800), and gifts (1600). Version 3.5 events like Gift of Odyssey provide 10 Special Passes during August 13 - September 23.
Meta Longevity Assessment
Cerydra's niche design ensures relevance within hypercarry compositions while limiting broader applicability. Investment recommendations favor Phainon owners seeking specialized optimization over general roster improvement.
F2P players should prioritize broader supports like Robin or Sparkle unless heavily invested in compatible hypercarry DPS. She's powerful, but specialized.
FAQ
How do Cerydra's Charge mechanics work in practice? Charges accumulate from specific actions: Skill (+1), Ultimate (+2), ally Basic/Skill (+1), and Vidi trace ally Ultimate (+1 once per battle). At 6 Charges, Military Merit upgrades to Peerage, granting 72% Skill CRIT DMG, 10% RES PEN, and enabling Coup de Main duplication of the ally's next Skill. Think of it as building up to a massive burst window.
What speed should I target for optimal Cerydra rotations? Target 134 SPD minimum for turn priority, with 160 SPD as the optimal breakpoint using Vici's +20 SPD boost. Maintain -10 SPD difference from your main DPS to ensure proper buff application timing. Speed tuning matters more than you'd expect.
Is Cerydra worth pulling without Phainon? Honestly? Probably not. Cerydra provides mediocre value outside Phainon teams due to her niche single-target focus. She works with Anaxa and Archer but offers inferior performance compared to broader supports like Robin or Sparkle for general team building.
Which Light Cone should I prioritize for Cerydra? Epoch Etched in Golden Blood (signature) provides optimal performance with 64% ATK, SP recovery, and Skill DMG buffs. F2P alternatives include The Forever Victual from events or A Grounded Ascent for energy management. The signature makes a noticeable difference.
How does Cerydra compare to other Harmony supports? Cerydra excels specifically for Skill-based hypercarry teams through duplication mechanics but lacks the versatility of Robin's AoE advances or Sunday's energy focus. She ranks SS-tier with Phainon but T2 for general applications. Very specialized, very powerful in her niche.
What are the most common mistakes when using Cerydra? Common errors include using Skills before reaching 6 Charges, switching targets mid-rotation (resets Charges), prioritizing CRIT Rate substats (Vidi provides 100% CRIT Rate), and poor SP management without signature Light Cone support. The learning curve is real, but manageable.