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Harper is a UR warrior who plays as support. Fully upgraded, he reaches 920,570 Might, rank 1 of 5 among the game's support heroes. Unlocking him takes 10 shards (
Harper Shard), and the shards become available once the
Warrior Statue reaches level 20. Harper does not appear in the hero list until server day 21.
Victory lies in the rhythm. Chant to empower the soul.
| Stat | Value |
|---|---|
| Faction | Warrior |
| Role | support |
| Rarity | UR |
| Max Might | 920,570 |
| Max stars | 50 |
| Attack speed | one hit every 0.83 s |
| Shards to unlock | Harper Shard × 10 |
| Faction building | Warrior Statue, level 20 |
| Skills | 5, full set |
| Trait | Diligent |
| Faction advantage | Warriors take 20% less damage from Warlocks |
| Unlocks on the server | from server day 21 |
| Awakening opens | on day 85 of the season |
| Exclusive weapon | on day 134 of the season |
Awakening and the Exclusive Weapon follow their own schedules, unrelated to when the hero appears. The awakening tab appears on day 85 of the season: it opens for the fifteen UR heroes one at a time, one every two weeks, with the last tab on day 197. The Exclusive Weapon becomes available on day 134 of the season.
Why he matters
Role: A support who keeps the squad standing without healing, as
Vitality Bubble cuts damage on the lowest-HP ally. No other support hero lowers the damage an ally takes, while his ultimate
War Flute Sound raises the attack of every hero in the squad by 15.38% with no stars and 34.5% fully raised.
Worth investing: Harper ranks first of the five support heroes by maximum Might (920,570) and sits in tier A, and he stands in 21 of the top fifty line-ups, though the game's best squad goes without a support at all. He is worth levelling the moment he appears in the list, which happens on server day 21.
Skills
1.
Bubble

Auto Attack · Energy DMG
Plays a flute to create bubbles, dealing 87.15% ATK as Energy DMG to a single enemy.
Hero stars strengthen the skill, and each threshold changes its effect.
| Stars | What changes |
|---|---|
| no stars | - |
| ★5 | Deals 40% extra damage. |
| ★25 | Extra damage increases to 100%. |
| ★50 | Extra damage increases to 200%. |
Value growth by skill level
| Stars | Skill level 1 | Skill level 5 | Skill level 10 | Skill level 40 |
|---|---|---|---|---|
| no stars | 87.15% | 103.75% | 124.5% | 249% |
| ★5 | 122.01% | 145.25% | 174.3% | 348.6% |
| ★25 | 174.3% | 207.5% | 249% | 498% |
| ★50 | 261.45% | 311.25% | 373.5% | 747% |
2.
War Flute Sound

Ultimate Skill · Cooldown 14s · Unlocks at: hero level 5
Harper plays a war flute to inspire allies, increasing all allied heroes' ATK by 15.38% for 5s.
Hero stars strengthen the skill, and each threshold changes its effect.
| Stars | What changes |
|---|---|
| no stars | - |
| ★10 | After being casted, increases Energy DMG dealt by all allies by 4.5% for 7s. |
| ★30 | ATK bonus increases by 4.5%. |
| ★50 | ATK bonus duration +5s |
Value growth by skill level
| Stars | Skill level 1 | Skill level 5 | Skill level 10 | Skill level 40 |
|---|---|---|---|---|
| no stars | 15.38% | 16.88% | 18.75% | 30% |
| ★10 | 15.38% | 16.88% | 18.75% | 30% |
| ★30 | 19.88% | 21.38% | 23.25% | 34.5% |
| ★50 | 19.88% | 21.38% | 23.25% | 34.5% |
3.
Vitality Bubble

Active Skill · Cooldown 5s · Unlocks at: hero level 10
Harper creates a bubble, reducing the damage received by the lowest-HP ally by 8.2% for 4s.
Hero stars strengthen the skill, and each threshold changes its effect.
| Stars | What changes |
|---|---|
| no stars | - |
| ★15 | Effect increases by 1.6%. |
| ★35 | Effect increases by 2.4%. |
| ★45 | Target +1 |
Value growth by skill level
| Stars | Skill level 1 | Skill level 5 | Skill level 10 | Skill level 40 |
|---|---|---|---|---|
| no stars | 8.2% | 9% | 10% | 16% |
| ★15 | 9.8% | 10.6% | 11.6% | 17.6% |
| ★35 | 12.2% | 13% | 14% | 20% |
| ★45 | 12.2% | 13% | 14% | 20% |
4.
Warrior's Anthem

Passive Skill · Unlocks at: hero level 20
In battle, increases ATK of all allied Warrior Heroes by 6.15%.
Hero stars strengthen the skill, and each threshold changes its effect.
| Stars | What changes |
|---|---|
| no stars | - |
| ★20 | Effect increases by 1.2%. |
| ★45 | Effect increases by 1.8%. |
| ★50 | Effect increases by 3%. |
Value growth by skill level
| Stars | Skill level 1 | Skill level 5 | Skill level 10 | Skill level 40 |
|---|---|---|---|---|
| no stars | 6.15% | 6.75% | 7.5% | 12% |
| ★20 | 7.35% | 7.95% | 8.7% | 13.2% |
| ★45 | 9.15% | 9.75% | 10.5% | 15% |
| ★50 | 12.15% | 12.75% | 13.5% | 18% |
5.
Tenacity

Support Skill · Unlocks at: hero level 30, ★40
ATK, HP, and DEF +20%; skill cooldown speed +10%.
Support skill: active while the hero is outside the main squad.
Compared to other heroes
Below, Harper is compared with the other heroes of the same role, of which the game has 5 in total. Skill numbers are taken at the final star threshold and the maximum skill level.
Stats
The twelve strongest heroes of the role by Might. Growth is the personal multiplier applied to the stat gain per level, so a higher one means more from the same upgrades.
| Hero | Faction | Rarity | Max Might | HP growth | ATK growth | DEF growth |
|---|---|---|---|---|---|---|
| Harper | Warrior | UR | 920,570 | 0.7 | 1.3 | 0.94 |
| Bell | Ranger | UR | 920,570 | 0.7 | 1.3 | 0.94 |
| Nicole | Warlock | UR | 920,570 | 0.7 | 1.3 | 0.94 |
| Stellar | Warlock | SSR | 695,511 | 0.52 | 0.8 | 0.64 |
| Celia | Warrior | SSR | 691,655 | 0.5 | 0.82 | 0.63 |
Skill numbers
Bubble · damage multiplier · rank 1 of 5
| Hero | Faction | Skill | Skill type | DMG, % of ATK | Area |
|---|---|---|---|---|---|
Harper | Warrior | Bubble | Auto Attack | 747% | single target |
Bell | Ranger | Musical Note | Auto Attack | 747% | single target |
Nicole | Warlock | Ember Dust | Auto Attack | 747% | single target |
Stellar | Warlock | Meteorite | Auto Attack | 594% | single target |
Celia | Warrior | Flying Blade | Auto Attack | 297% | single target |
Closest counterpart:
Bell,
Musical Note hits for 747% of ATK on a single target.
Upgrade order
Skill priority: Vitality Bubble comes first, the only skill that lowers the damage an ally takes and one that recharges in just 5 seconds. War Flute Sound is next for the squad-wide attack bonus. Warrior's Anthem follows, and the auto attack
Bubble comes last with the support skill, as its 747% arrive only at 50 stars.
What stars and levels unlock
Every threshold of the hero in one list, from the first level to the last stars, together with the skills and upgrades they unlock.
| Condition | Unlocks |
|---|---|
| from the start | Bubble |
| hero level 5 | War Flute Sound |
| hero level 10 | Vitality Bubble |
| hero level 20 | Warrior's Anthem |
| ★5 | Bubble: Deals 40% extra damage. |
| ★10 | War Flute Sound: After being casted, increases Energy DMG dealt by all allies by 4.5% for 7s. |
| ★15 | Vitality Bubble: Effect increases by 1.6%. |
| ★20 | Warrior's Anthem: Effect increases by 1.2%. |
| ★25 | Bubble: Extra damage increases to 100%. |
| ★30 | War Flute Sound: ATK bonus increases by 4.5%. |
| ★35 | Vitality Bubble: Effect increases by 2.4%. |
| hero level 30, ★40 | Tenacity |
| ★45 | Vitality Bubble: Target +1 |
| ★45 | Warrior's Anthem: Effect increases by 1.8%. |
| ★50 | Bubble: Extra damage increases to 200%. |
| ★50 | War Flute Sound: ATK bonus duration +5s |
| ★50 | Warrior's Anthem: Effect increases by 3%. |
Progression
Hero levels
The hero has 150 levels, and reaching the last one costs
Antitoxin 5,248,471,500. The table shows the stats at reference levels:
| Level | HP | ATK | DEF |
|---|---|---|---|
| 1 | 3,743 | 51 | 37 |
| 50 | 112,990 | 1,496 | 1,082 |
| 100 | 511,407 | 6,786 | 4,907 |
| 150 | 1,217,588 | 16,150 | 11,678 |
Stars
Reaching 50 stars takes 975 shards (
Harper Shard). Besides stats, stars unlock stronger versions of the skills, which makes them matter more than levels:
| Stars | HP | ATK | DEF | Cost |
|---|---|---|---|---|
| 10 | 42,159 | 557 | 403 | 3 |
| 25 | 124,583 | 1,650 | 1,193 | 8 |
| 40 | 242,425 | 3,219 | 2,327 | 35 |
| 50 | 347,824 | 4,612 | 3,335 | 60 |
Skill levels
Every skill goes up to level 40 with
Skill Badge: one skill costs 436,700 of them. The higher the level, the more hero stars it requires:
| Skill level | Stars | Amount |
|---|---|---|
| 5 | 20 | 300 |
| 10 | 30 | 1,200 |
| 20 | 40 | 6,900 |
| 30 | 50 | 18,400 |
| 40 | 50 | 33,400 |
Awakening
40 levels, 2,870 awakening shards in total (Harper Awaken Shard). At max it adds:
- HP +425,119, ATK +12,119, DEF +3,812
- DMG RES +5%
Exclusive Weapon
“Bard's Horn”, upgraded to 50 stars. At max it adds:
- HP +1,251,000, ATK +8,750, DEF +8,750
- Hero DEF +10%
- Hero HP +10%
- Hero ATK +10%
- Hero Energy DMG Taken +10%
- Hero Physical DMG Taken +10%
- Hero DMG Dealt +10%
Might at full progression
Gains from each progression system on its own. They show where to invest first:
| System | HP | ATK | DEF |
|---|---|---|---|
| Hero levels | 1,217,588 | 16,150 | 11,678 |
| Stars | 347,824 | 4,612 | 3,335 |
| Awakening | 425,119 | 12,119 | 3,812 |
| Exclusive Weapon | 1,251,000 | 8,750 | 8,750 |
| Total | 3,241,530 | 41,631 | 27,575 |
How to play
Three UR support heroes reach the same 920,570 Might, and what they do in battle is all that separates them. Harper's ultimate recharges in 14 seconds like Bell's, Nicole needs 15, and War Flute Sound raises the attack of the whole squad by 34.5%. The SSR heroes of the role, Stellar and Celia, stop at 695,511 and 691,655.
Harper enters the hero list on server day 21, and his shards do not drop before that. Awakening opens on season day 85 and the Exclusive Weapon on day 134, so the first weeks go into levels, stars and skills, while the recruit pity pays him out from the second list onward.
Awakening costs him the most: 2,870 shards for 40 levels against 975 for 50 stars, returning 425,119 HP, 12,119 ATK and 3,812 DEF. Stars matter more for the fight itself, since the 45th gives Vitality Bubble a second target and the 50th lifts Warrior's Anthem to 18%.
Harper stands in 21 of the top 50 squads, and the game's best line-up goes without a support at all. In the strongest squad that fields him he joins Arthur, Marlena, Daskal and Louis for 150.7M of survivability at a +15% bonus and 98 points out of 100. In the warrior version with Zoya the damage reduction reaches 48%, because the 20% of Vitality Bubble stacks with the 35% of Earthshattering.
Related pages
Best partners
The three best fives with Harper by efficiency. Mark your own heroes and the picks will come only from them.
No heroes of yours marked yet: the squads are picked from every hero in the game.
My heroes: 0 marked
Survivability x damage: the balanced default for most fights.





Squad stats with faction bonus
Synergy
- Faction bonus +15% to HP, ATK and DEF: 4 warriors + 1 ranger.
- Incoming damage reduced by 75% for the squad: Harper 16%, Arthur 32%, Louis 29%. The sum hits the model's 75% cap.
- Shields and healing add 13.4M survivability: Arthur, Daskal.
- Roles: 3 tanks + 1 damage hero + 1 support.
Key skills
Harper, Vitality Bubble (every 5s): −20% damage taken by the squad for 4s
Arthur, Earthshattering (every 7s): −35% damage taken by the squad for 5s
Arthur, Strong Will (passive): −9% damage taken by tanks
Daskal, Bloodshed Defense (every 6.4s): 792% DEF shield
Daskal, Resolute Fight (passive): 22.5% HP shield
Louis, Force Link (every 5s): −36% damage taken by the squad for 4s
Marlena, Skybreaker Slash (auto attack): 783% ATK damage
Louis, Shackles (auto attack): 996% ATK damage
Daskal, Battle Will (auto attack): 996% ATK damage
Why this is the best combination available
- Arthur's main contribution: 32% squad damage reduction, 8.4M of shields per fight. The best substitute among your heroes, Billy, does not match it: without Arthur the squad's result drops by 41%.
- Daskal's main contribution: 2.0M of shields per fight, 1.2M of healing per fight. The best substitute among your heroes, Zoya, does not match it: without Daskal the squad's result drops by 11%.
- Harper's main contribution: 16% squad damage reduction. The best substitute among your heroes, Ulfrid, does not match it: without Harper the squad's result drops by 9%.
When to use it
- The same squad is also your best by survivability.
- The best squad on the "Effectiveness" tab differs by the swap Harper, Marlena, Daskal, Louis → Billy, Ulfrid, Annie, Joker: it gains 2% more effectiveness but loses 0% effectiveness. Trade only when effectiveness is what matters.
- The best squad on the "Max damage" tab differs by the swap Harper, Arthur, Marlena, Daskal, Louis → Red Lady, Billy, Ulfrid, Annie, Joker: it gains 33% more damage per second but loses 67% effectiveness. Trade only when damage per second is what matters.
- The best squad on the "Max power" tab differs by the swap Harper, Marlena → Shadow, Ulfrid: it gains 5% more power but loses 30% effectiveness. Trade only when power is what matters. Power is a storefront sum that ignores synergy; it decides less in a real fight.





Squad stats with faction bonus
Synergy
- Faction bonus +15% to HP, ATK and DEF: 4 warriors + 1 warlock.
- Incoming damage reduced by 75% for the squad: Harper 16%, Arthur 32%, Billy 29%. The sum hits the model's 75% cap.
- Shields and healing add 13.4M survivability: Arthur, Daskal.
- Roles: 3 tanks + 1 damage hero + 1 support.
Key skills
Harper, Vitality Bubble (every 5s): −20% damage taken by the squad for 4s
Arthur, Earthshattering (every 7s): −35% damage taken by the squad for 5s
Arthur, Strong Will (passive): −9% damage taken by tanks
Daskal, Bloodshed Defense (every 6.4s): 792% DEF shield
Daskal, Resolute Fight (passive): 22.5% HP shield
Billy, Fate's Thread (every 5s): −36% damage taken by the squad for 4s
Zoya, Dagger (auto attack): 747% ATK damage
Daskal, Battle Will (auto attack): 996% ATK damage
Harper, Bubble (auto attack): 747% ATK damage





Squad stats with faction bonus
Synergy
- Faction bonus +10% to HP, ATK and DEF: 3 rangers + 2 warriors.
- Incoming damage reduced by 75% for the squad: Harper 16%, Arthur 32%, Louis 29%. The sum hits the model's 75% cap.
- Shields and healing add 9.3M survivability: Arthur.
- Roles: 2 tanks + 2 damage heroes + 1 support.
Key skills
Harper, Vitality Bubble (every 5s): −20% damage taken by the squad for 4s
Arthur, Earthshattering (every 7s): −35% damage taken by the squad for 5s
Arthur, Strong Will (passive): −9% damage taken by tanks
Louis, Force Link (every 5s): −36% damage taken by the squad for 4s
Louis, Shackles (auto attack): 996% ATK damage
Red Lady, Blood Blade (auto attack): 747% ATK damage
Cynthia, Moon Blade (auto attack): 747% ATK damage
Open in the builderAdd Harper to my roster
How this is calculated
Stats are taken at full investment (level and star template, personal growth ratio, awakening and exclusive gear). Over a 30-second fight every skill casts on its cooldown, the first cast at its initial delay. Survivability = (HP + shields + healing) / (1 − damage reduction, capped at 75%). Defense and troops are computed server-side and are outside the model. Index 100 = the best squad built from all heroes in the game.
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Victory lies in the rhythm. Chant to empower the soul.
Nicole
Ember Dust
Stellar
Meteorite
Celia
Flying Blade