Special
Balanced
60Speed · Below Avg

Is Horsea Good in Ultra Sun & Ultra Moon Playthrough?

Wild Water-type with a Kingdra evolution locked behind Dragon Scale trading. Horsea itself is too frail for long-term use. The evolution chain is the only reason to invest.

StrongGoodEvenToughBadGTEGTGEEGESESGGEIlimaTrial 1HalaKahuna 1HorseaCatchableKingdraEvolveLanaTrial 2KiaweTrial 3MallowTrial 4OliviaKahuna 2SophoclesTrial 5SeadraEvolveAcerolaTrial 6NanuKahuna 3MinaTrial 7HapuKahuna 4MolayneE4OliviaE4AcerolaE4KahiliE4KukuiChamp*
Ilima
Trial 1
Good

Horsea has the type edge here and should clean up Ilima's team.

You Win
Gumshoos
Lv 12
Normal
Stakeout
Super FangBiteLeerScary Face
You Win
Yungoos
Lv 10
Normal
Stakeout
LeerTacklePursuitOdor Sleuth
Hala
Kahuna 1
Tough

Hala's team hits Horsea's weaknesses hard.

Even
Hariyama
Lv 63
Fighting
Thick Fat
Fake OutClose CombatKnock OffHeavy Slam
Risky
Machamp
Lv 63
Fighting
Guts
Cross ChopThunder PunchIce PunchFire Punch
Even
Bewear
Lv 63
NormalFighting
Fluffy
Hammer ArmBrutal SwingDragon ClawShadow Claw
Avoid
Poliwrath
Lv 63
WaterFighting
Water AbsorbImmune to Water attacks
WaterfallBrick BreakPoison JabPayback
Even
Crabominable
Lv 63
FightingIce
Iron Fist
Ice HammerClose CombatStone EdgeEarthquake
Lana
Trial 2
Even

Kingdra trades roughly evenly with Lana's team.

You Win
Lanturn
Lv 60
WaterElectric
Volt Absorb
DischargeHydro PumpThunder WaveIcy Wind
Even
Cloyster
Lv 60
WaterIce
Skill Link
Spike CannonIcicle CrashSmart StrikeSpikes
Even
Araquanid
Lv 60
WaterBug
Water Bubble
LiquidationLeech LifeCrunchFrost Breath
Kiawe
Trial 3
Good

Horsea has the type edge here and should clean up Kiawe's team.

You Win
Alolan Marowak
Lv 22
FireGhost
Intimidate
HexFlame WheelBrick BreakDetect
Even
Salazzle
Lv 20
PoisonFire
Corrosion
Poison GasVenoshockFlame BurstTorment
Mallow
Trial 4
Tough

Mallow's team hits Horsea's weaknesses hard.

Risky
Lurantis
Lv 24
Grass
Leaf Guard
Low SweepX ScissorSolar BladeSynthesis
Even
Kecleon
Lv 22
Normal
Color Change
Sunny DayAncient PowerDizzy PunchScreech
Olivia
Kahuna 2
Good

Horsea has the type edge here and should clean up Olivia's team.

You Win
Anorith
Lv 27
RockBug
Battle Armor
Bug BiteSmack DownMetal Claw
Even
Lileep
Lv 27
RockGrass
Suction Cups
Giga DrainAncient PowerBrine
You Win
Lycanroc
Lv 28
Rock
Vital Spirit
BiteRock Tomb
Sophocles
Trial 5
Even

Horsea trades roughly evenly with Sophocles's team.

Risky
Togedemaru
Lv 33
ElectricSteel
Iron Barbs
Zing ZapSpiky ShieldIron HeadBounce
Even
Skarmory
Lv 32
SteelFlying
Keen Eye
Stealth RockSteel WingTailwindTorment
Acerola
Trial 6
Even

Seadra trades roughly evenly with Acerola's team.

Even
Mimikyu
Lv 35
GhostFairy
Disguise
Shadow ClawPlay RoughLeech LifeSlash
You Win
Banette
Lv 32
Ghost
Insomnia
ScreechWill O WispFeint AttackCurse
Nanu
Kahuna 3
Good

Kingdra has the type edge here and should clean up Nanu's team.

You Win
Sableye
Lv 43
DarkGhost
Keen Eye
Power GemShadow BallFake Out
Easy KO
Krokorok
Lv 43
GroundDark
Intimidate
CrunchAssuranceSwaggerEarthquake
You Win
Persian
Lv 44
Normal
Fur Coat
Power GemFake OutDark Pulse
Mina
Trial 7
Even

Kingdra trades roughly evenly with Mina's team.

Even
Ribombee
Lv 55
BugFairy
Shield Dust
Bug BuzzDraining KissQuiver DanceDazzling Gleam
You Win
Pelipper
Lv 52
WaterFlying
Keen Eye
StockpileScaldSpit UpSeed Bomb
Hapu
Kahuna 4
Strong

Kingdra resists most of Hapu's coverage and hits back hard.

Easy KO
Golurk
Lv 53
GroundGhost
No Guard
Hammer ArmEarthquakeShadow PunchStealth Rock
You Win
Gastrodon
Lv 53
WaterGround
Sticky Hold
Muddy WaterMud BombRecover
Easy KO
Flygon
Lv 53
GroundDragon
Levitate
Earth PowerDragon Breath
Easy KO
Mudsdale
Lv 54
Ground
Stamina
Heavy SlamEarthquakeDouble KickPayback
Molayne
Elite Four
Even

Kingdra trades roughly evenly with Molayne's team.

Even
Klefki
Lv 56
SteelFairy
Prankster
SpikesThunder WaveFlash CannonReflect
Even
Bisharp
Lv 56
DarkSteel
Defiant
Night SlashIron HeadX ScissorMetal Sound
Even
Magnezone
Lv 56
ElectricSteel
Sturdy
Flash CannonThunderboltTri AttackScreech
Even
Metagross
Lv 56
SteelPsychic
Clear Body
Hammer ArmMeteor MashBullet PunchZen Headbutt
You Win
Alolan Dugtrio
Lv 57
GroundSteel
Tangling Hair
EarthquakeIron HeadSucker PunchFissure
Olivia
Elite Four
Strong

Kingdra resists most of Olivia's coverage and hits back hard.

Easy KO
Armaldo
Lv 56
RockBug
Battle Armor
Crush ClawX ScissorRock Blast
You Win
Cradily
Lv 56
RockGrass
Suction Cups
Rock TombEnergy BallStealth Rock
Easy KO
Gigalith
Lv 56
Rock
Sand Stream
Stone EdgeBulldozeIron Head
You Win
Probopass
Lv 56
RockSteel
Sturdy
Earth PowerPower GemThunder WaveSandstorm
Easy KO
Lycanroc
Lv 57
Rock
Keen Eye
CrunchStone EdgeCounterRock Climb
Acerola
Elite Four
Good

Kingdra has the type edge here and should clean up Acerola's team.

You Win
Banette
Lv 56
Ghost
Insomnia
Shadow ClawFeint AttackInfestationScreech
You Win
Drifblim
Lv 56
GhostFlying
Aftermath
Ominous WindFocus EnergyAmnesiaBaton Pass
You Win
Dhelmise
Lv 56
GhostGrass
Steelworker
SlamShadow BallEnergy BallWhirlpool
Even
Froslass
Lv 56
IceGhost
Snow Cloak
BlizzardShadow BallConfuse RayIce Shard
Easy KO
Palossand
Lv 57
GhostGround
Water Compaction
Shadow BallEarth PowerGiga DrainIron Defense
Kahili
Elite Four
Good

Kingdra has the type edge here and should clean up Kahili's team.

You Win
Braviary
Lv 56
NormalFlying
Sheer Force
Crush ClawBrave BirdAir SlashScary Face
You Win
Hawlucha
Lv 56
FightingFlying
Mold Breaker
Flying PressThroat ChopDual ChopPoison Jab
You Win
Mandibuzz
Lv 56
DarkFlying
Big Pecks
Bone RushBrave BirdPunishmentFlatter
You Win
Toucannon
Lv 57
NormalFlying
Skill Link
Bullet SeedRock BlastBeak BlastScreech
Kukui
Champion
Even

Kingdra trades roughly evenly with Kukui's team.

Even
Alolan Ninetales
Lv 68
IceFairy
Snow Cloak
Dazzling GleamBlizzardIce ShardSafeguard
You Win
Braviary
Lv 68
NormalFlying
Keen Eye
Crush ClawBrave BirdWhirlwindTailwind
Even
Magnezone
Lv 68
ElectricSteel
Sturdy
ThunderboltFlash CannonThunder WaveMirror Coat
You Win
Snorlax
Lv 68
Normal
Thick Fat
Body SlamCrunchHeavy SlamHigh Horsepower
Risky
Primarina
Lv 68
WaterFairy
Torrent
Sparkling AriaMoonblastAqua JetHyper Voice
Catchable
Available after Badge 1
Type
Water

Catch Horsea on Kala'e Bay (walking, Lv 18). Island Scan; LIMITED; Wednesday.

View Horsea locations

Evolve Horsea to Kingdra
Trade holding Dragon Scale
Type
WaterDragon

Most players are ready to trade before reaching Lana.

Evolve Horsea to Seadra
Level 32
Type
Water

Your Horsea should hit Level 32 before you reach Acerola, at typical leveling pace.

How to Get Horsea in Ultra Sun & Ultra Moon

Horsea's 3-stage chain starts with Horsea, which appears in the wild in the locations below. Level through 3 stages while you find a trade partner. Everything except the trade step is solo.

Where To Catch Horsea in USUM

  1. Horsea
    Step 1Horsea
    Kala'e Bay
    Lv.18Grass
    Island Scan (Wednesday)
  2. Seadra
    Step 2Evolve into Seadra
  3. Kingdra
    Step 3Evolve into Kingdra

Horsea Weakness

Horsea is weak to Electric and Grass. The Water typing picks up 4 resistances to work with. Horsea's physical bulk (base 70 Def) helps cushion physical weakness hits, but special attackers are the bigger threat.

Horsea Weakness and Resistance Chart
DamageTypes
2x (Weak)Electric, Grass
0.5x (Resist)Fire, Water, Ice, Steel

What is Horsea Weak Against

Good
2Weak
4Resist
0Immune
Score0
4xCritical
None
¼xResist
None
0xImmune
None

What is Horsea Strong Against

3Strong
3Resisted
0Immune
Score0
½xResisted
0xImmune
None

Best Pokemon Against Horsea

Horsea Evolutions

Horsea kicks off a three-stage evolution line through Seadra all the way to Kingdra. For breeding, average hatch time with plenty of partners via two egg groups. Evolving adds up to 245 stat points total. View every chain in the Evolution Chart.

How to Evolve

3 Forms
Horsea
#116Horsea
32
Level 32
Seadra
#117Seadra
Trade + Dragon Scale
Trade + Dragon Scale
Kingdra
#230Kingdra
Stat Comparison 3 Stages
Horsea
Water
Seadra
Water
Kingdra
WaterDragon
HP
30
55+25
75+20
ATK
40
65+25
95+30
DEF
70
95+25
95
SP.ATK
70
95+25
95
SP.DEF
25
45+20
95+50
SPE
60
85+25
85
BST
295C-Tier
440C-Tier+145
540C-Tier+100
ROLE
Balanced
Balanced
Balanced
TYPE
Special
Special
Mixed

Breeding

Very Easy

Breed Horsea easily with 57 breeding partners from the Dragon and Water1 egg groups. Pass egg moves like Aurora Beam, Clear Smog, Disable and 10 more to offspring.

Egg Groups
Gender
50.0%50.0%
Hatch Time
20 cycles·5,140 steps
Quick~5 min with Flame Body
Egg Moves
13moves
Breed With (best first)
gyaradosazumarillcharizardkingdrasceptileflygonmiloticnoivernblastoisegolduckferaligatrswampert

USUM Horsea Best Moveset

Water at 70 Sp. Atk with AbilitySwift Swim doubling Speed in rain and AbilitySniper boosting critical hits. The moveset at pre-evolution stats cannot contribute. Seadra one evolution away adds 95 Sp. Atk, and Kingdra reaches Dragon/Water.

Best Build

Experimental
Utility
Ability
Sniper
Item
Scope Lens
Best Nature for Horsea
Modest+SPA

Horsea best EVs are Sp. Atk and Speed

EVs

Utility Moveset

  • Ice Beam
  • Dragon Pulse
  • Hydro PumpSTAB
  • Flash Cannon

Moves List

Egg moves make a real difference. Horsea gets Aurora Beam and Clear Smog exclusively through breeding, filling gaps that TMs and level-up can't touch. Coverage across 7 types rounds out the picture alongside Hydro Pump and Surf.

Level-Up Moves

Lv 1
Bubble
6010030Water
Lv 5
Smokescreen
10020Normal
Lv 9
Leer
10030Normal
Lv 13
Water Gun
D6010025Water
Lv 17
Twister
4010020Dragon
Lv 21
Bubble Beam
9710020Water
Lv 26
Focus Energy
A30Normal
Lv 31
Brine
C9710010Water
Lv 36
Agility
C30Psychic
Lv 41
Dragon Pulse
B8510010Dragon
Lv 46
Dragon Dance
C20Dragon
Lv 52
Hydro Pump
A165805Water

TM Moves

TM
TM45
Attract
D10015Normal
TM14
Blizzard
D110705Ice
TM100
Confide
D20Normal
TM32
Double Team
15Normal
TM42
Facade
D7010020Normal
TM91
Flash Cannon
A8010010Steel
TM21
Frustration
D10020Normal
TM07
Hail
C10Ice
TM10
Hidden Power
6010015Normal
TM13
Ice Beam
B9010010Ice
TM17
Protect+4
C10Normal
TM18
Rain Dance
C5Water
TM44
Rest
C10Psychic
TM27
Return
D10020Normal
TM48
Round
6010015Normal
TM55
Scald
A12010015Water
TM88
Sleep Talk
C10Normal
TM90
Substitute
C10Normal
TM94
Surf
A13510015Water
TM87
Swagger
D8515Normal
TM06
Toxic
C9010Poison
TM98
Waterfall
D12010015Water

Egg Moves

Egg
Egg
Aurora Beam
6510020Ice
Egg
Clear Smog
D5015Poison
Egg
Disable
D10020Normal
Egg
Dragon Breath
D6010020Dragon
Egg
Dragon Rage
10010Dragon
Egg
Flail
D10015Normal
Egg
Muddy Water
1358510Water
Egg
Octazooka
978510Water
Egg
Outrage
D12010010Dragon
Egg
Razor Wind
8010010Normal
Egg
Signal Beam
D7510015Bug
Egg
Splash
D40Normal
Egg
Water Pulse
C9010020Water

Tutor Moves

Tut
Tutor
Bounce
D85855Flying
Tutor
Dragon Pulse
B8510010Dragon
Tutor
Icy Wind
D559515Ice
Tutor
Outrage
D12010010Dragon
Tutor
Signal Beam
D7510015Bug
Tutor
Snore
D5010015Normal
Tutor
Water Pulse
C9010020Water

Base Stats

Base Stats
Below
HP30
F
Attack40
D
Defense70
C
Sp. Atk70
C
Sp. Def25
F
Speed60
C
Total295
Details
Catch Rate
Easy225 / 255
Growth Rate
Medium Fast1M XP
Height0.4 m
Weight8.0 kg
Base XP59
Abilities
Swift Swim
Doubles Speed during rain.
Sniper
Strengthens critical hits to inflict 3× damage rather than 2×.
DampHidden Ability
Prevents self destruct, explosion, and aftermath from working while the Pokémon is in battle.
EV Yield
HPAtkDefSpA+1SpDSpe
Special Attack training source

Horsea Ultra Sun & Ultra Moon Guide

  • In Ultra Sun & Ultra Moon, For a casual playthrough, Horsea works as a placeholder. Water coverage is useful early. The real payoff is Seadra. That's where the stats start mattering.

Game Availability

Present since Red & Blue, Horsea appears in 20 games spanning 10 generations. Gen 1 originals like Horsea have the longest track record of availability in the series.

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