Dahlia is a 4-Star Hydro Sword character in Genshin Impact, and the build should start from the way the character actually spends field time. Dahlia's Hydro Sword support value comes from making the team stable, so HP and Energy matter more than vanity damage stats. The practical setup covers artifacts, weapons, stats, talents, teams, rotation, materials, common mistakes, and pull value.
Quick answer: Build Dahlia as a Support. Start with ER / HP% / HP% / HP%, keep enough Energy for the rotation, and choose teams that support dahlia's hydro sword support value comes from making the team stable, so hp and energy matter more than vanity damage stats.
Hydro Sword - Support. Check these basics before choosing artifacts, weapons, and teams.
Dahlia character artwork appears on the HoYoLAB Wiki profile.
Use the profile check before farming. Element, weapon type, rarity, region, and ascension stat narrow the build, but the final plan still depends on the role and team. For exact profile fields, talent names, and material entries, check Dahlia on HoYoLAB Wiki.
Use this snapshot as the first build route, then adjust around your Energy needs, weapon inventory, artifact substats, and the teammates your account can support.
| Slot | Recommended Build | Why It Matters |
|---|---|---|
| Artifact set | Noblesse Oblige x4 | Use this as the first farming direction, then compare with substats. |
| Main stats | ER / HP% / HP% / HP% | The main stats should support the official role and rotation pattern. |
| Substats | Energy Recharge, support scaling stat, then CRIT Rate if using Favonius | Solve uptime before pushing damage or utility stats. |
| Weapons | Favonius Sword, Sacrificial Sword, Key of Khaj-Nisut, Fleuve Cendre Ferryman | Choose the weapon that fixes the account's weakest stat first. |
| Talent priority | Elemental Burst > Elemental Skill > Normal Attack | Start with the talent that controls the real team window. |
| Team core | Dahlia + damage carry + reaction partner + flex support | A good build fails if the team does not feed the right window. |
Dahlia's Hydro Sword support value comes from making the team stable, so HP and Energy matter more than vanity damage stats. Read the skill notes as rotation guidance: which button starts the window, which action deserves talent investment, and which passive condition should change the build.
Watch the preview for startup, movement, recovery, and swap timing. Then compare the animation with the talent table and the rotation loop before changing the team.

Dahlia skill animation preview for checking startup, movement, and swap timing before testing the rotation.
Talent investment should follow the role, not the order of the talent screen. Delay crowns until the account has a stable team and weapon plan.
| Icon | Talent | Build Note |
|---|---|---|
| Favonius Bladework - Ritual | Normal Attack entry; invest only if the build actually spends field time attacking. | |
| Immersive Ordinance | Skill entry; usually central when the kit creates the main support or damage state. | |
| Radiant Psalter | Burst entry; prioritize when the rotation depends on its buff, damage, or utility. |
Farm the set that supports the rotation first. If the 4-piece set is weak, a better transition set with strong substats is the cleaner account decision.
| Artifact Set | Use Case |
|---|---|
| General team support set when Dahlia can Burst on schedule. | |
| Energy-focused route when Burst uptime is not stable. | |
| Use only if the Skill uptime and team scaling can use the buff. | |
| 2-piece HP + 2-piece Energy Recharge | Comfort fallback for accounts still farming. |
| Slot | Best Stat | Notes |
|---|---|---|
| Sands | ER / HP% | Choose the stat that keeps the main rotation stable. |
| Goblet | HP% | Match the role: elemental damage for DPS, utility stats for support. |
| Circlet | HP% | CRIT helps damage roles; support builds may need utility or Favonius consistency. |
| Substats | Energy Recharge, support scaling stat, then CRIT Rate if using Favonius | Uptime and team value come before prettier sheet damage. |
Weapon choice should fix the account's weakest point: Energy, scaling stat, CRIT balance, Elemental Mastery, or team support. Do not pull a weapon before the team is solved.
| Weapon | Priority | Best Use Case |
|---|---|---|
| Best support baseline | Provides team particles and makes Dahlia easier to rotate. | |
| Skill reset utility | Good when extra particles or Hydro setup matter. | |
| Premium HP option | Strong if Dahlia's utility scales with HP and the team can use EM. | |
| F2P Energy option | Useful when Favonius refinements are unavailable. | |
| Craftable support | A low-cost option for teams that can use the generated buff. |
The teams below are role templates. Swap characters by job when your account has stronger builds, constellations, or weapons.
Dahlia + Furina + Bennett + Xiangling Dahlia adds Hydro utility while the rest of the team supplies buffs and damage.
Dahlia + Kaeya + Sucrose + Charlotte Comfort team for control and survivability.
Dahlia + Lisa + Collei + Barbara Use as a starter shell while better units are unfinished.
Level and talent gates are more predictable than artifact farming. Use the official material list as a checklist, then spend leftover resin on artifact upgrades after the gated items are covered.
| Icon | Material | Qty | Farming Use |
|---|---|---|---|
| Mora | x2,072,500 | Keep about x2,072,500 ready before final talent upgrades; Mora is the shared bottleneck across leveling, talents, and weapon work. | |
| Varunada Lazurite Sliver | x1 | x1 for the Hydro ascension gem path. Farm bosses first, then craft or convert only the missing tier. | |
| Calla Lily | x168 | x168 total. Mark the farming route early because local-specialty style materials reset on a schedule. | |
| Firm Arrowhead | x24 | x24 total from the official material entry. Treat it as a checklist item, not a generic resin target. | |
| Varunada Lazurite Fragment | x9 | x9 for the Hydro ascension gem path. Farm bosses first, then craft or convert only the missing tier. | |
| Secret Source Airflow Accumulator | x46 | x46 total. This is usually the boss or weekly-gated step, so finish it before chasing small artifact upgrades. |
Dahlia is worth building when your account needs Hydro support, Energy help, or extra comfort. Skip heavy investment if another Hydro support already covers the same job with stronger teams.
If you plan to spend for a banner, decide the team and pity path before the top-up. Genesis Crystals help only when the UID, server, guarantee, and budget are already clear.
Plan Genesis Crystals safely
Before pulling for Dahlia, check pity, guarantee, UID, server, and package budget so the top-up step matches the account you actually play.
Constellations are luxury upgrades until C0, the main weapon choice, and the team shell are settled. Dedicated mains can consider early constellations, but C6 should not define the baseline guide.
| Constellation | Value | Recommendation |
|---|---|---|
| C0 | Baseline | Build and test the character here first. |
| C1-C2 | Early premium upgrades | Consider only if you already enjoy the role and own the support core. |
| C3-C5 | Talent scaling | Usually less important than fixing artifacts, Energy, and team uptime. |
| C6 | Whale investment | Powerful but unnecessary for standard recommendations. |
Treat Dahlia as a support first, then adjust only if your account's teams need a different job.
Start with Noblesse Oblige if the team can use its condition. If not, use the fallback set with better substats and cleaner uptime.
No. A signature weapon is a luxury unless it fixes the exact stat or rotation problem your current build has.
Use ER / HP% / HP% / HP% as the first main-stat direction, then tune substats around Energy, team uptime, and the role.
Dahlia is beginner friendly only when the team can support the role without rare weapons or perfect artifacts.
A strong Dahlia build is a complete account decision: kit timing, stats, weapons, teammates, rotation, and pull value all need to agree. Start with the snapshot, test Energy and team uptime, then upgrade artifacts or weapons only when the rotation already feels stable.
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