Pokémechanics
HeartGold & SoulSilver

#130Gyarados

Species
Atrocious Pokémon
Type
Catch rate
45
Growth
Slow
Height
6.5 m
Weight
235.0 kg
Gender
50% ♂ 50% ♀
Egg cycles
5
Base friendship
70

Gyarados

Heartgold
They say that during past strife, GYARADOS would appear and leave blazing ruins in its wake.
Soulsilver
Once it appears, it goes on a rampage. It remains enraged until it demolishes everything around it.

Base stats

EVs: +2 Attack

HP95
Attack125
Defense79
Sp. Atk60
Sp. Def100
Speed81
Total540

Abilities

Intimidate
Lowers opponents' Attack one stage upon entering battle.

Locations

Heartgold
Good Rod
Fuchsia CityLv 2010%
Johto Safari ZoneLv 26-2930%
Lake of RageLv 2010%
Mt. SilverLv 2010%
Static
Lake of RageLv 30100%
Super Rod
Cerulean CaveLv 4090%
Fuchsia CityLv 4030%
Johto Safari ZoneLv 36-48100%
Lake of RageLv 4030%
Mt. SilverLv 4080%
Seafoam IslandsLv 4040%
Surfing
Lake of RageLv 10-2010%
Soulsilver
Good Rod
Fuchsia CityLv 2010%
Johto Safari ZoneLv 26-2930%
Lake of RageLv 2010%
Mt. SilverLv 2010%
Static
Lake of RageLv 30100%
Super Rod
Cerulean CaveLv 4090%
Fuchsia CityLv 4030%
Johto Safari ZoneLv 36-48100%
Lake of RageLv 4030%
Mt. SilverLv 4080%
Seafoam IslandsLv 4040%
Surfing
Lake of RageLv 10-2010%

Damage taken

  • x1
  • x0.5
  • x1
  • x1
  • x0
  • x2
  • x0.5
  • x1
  • x0.5
  • x0.5
  • x0.5
  • x1
  • x4
  • x1
  • x1
  • x1
  • x1
Level Up
LevelAttack NameTypeClassPowerAccuracyPPEffect %
1Thrash
Physical
120
100
10
--
Hits every turn for 2-3 turns, then confuses the user.
20Bite
Physical
60
100
25
30
Has a chance to make the target flinch.
23Dragon Rage
Special
--
100
10
--
Inflicts 40 points of damage.
26Leer
Status
--
100
30
100
Lowers the target’s Defense by one stage.
29Twister
Special
40
100
20
20
Has a chance to make the target flinch.
32Ice Fang
Physical
65
95
15
10
Has a chance to freeze the target and a chance to make the target flinch.
35Aqua Tail
Physical
90
90
10
--
Inflicts regular damage with no additional effect.
38Rain Dance
Status
--
--
5
--
Changes the weather to rain for five turns.
41Hydro Pump
Special
110
80
5
--
Inflicts regular damage with no additional effect.
44Dragon Dance
Status
--
--
20
--
Raises the user’s Attack and Speed by one stage.
47Hyper Beam
Special
150
90
5
--
User foregoes its next turn to recharge.
TM/HM
MachineAttack NameTypeClassPowerAccuracyPPEffect %
HM03Surf
Special
90
100
15
--
Inflicts regular damage and can hit Dive users.
HM04Strength
Physical
80
100
15
--
Inflicts regular damage with no additional effect.
HM05Whirlpool
Special
35
85
15
100
Prevents the target from leaving battle and inflicts 1/16 its max HP in damage for 2-5 turns.
HM06Rock Smash
Physical
40
100
15
50
Has a chance to lower the target’s Defense by one stage.
HM07Waterfall
Physical
80
100
15
20
Has a chance to make the target flinch.
TM03Water Pulse
Special
60
100
20
20
Has a chance to confuse the target.
TM05Roar
Status
--
--
20
--
Immediately ends wild battles. Forces trainers to switch Pokémon.
TM06Toxic
Status
--
90
10
--
Badly poisons the target, inflicting more damage every turn.
TM07Hail
Status
--
--
10
--
Changes the weather to a hailstorm for five turns.
TM10Hidden Power
Special
60
100
15
--
Power and type depend upon user’s IVs. Power can range from 30 to 70.
TM12Taunt
Status
--
100
20
--
For the next few turns, the target can only use damaging moves.
TM13Ice Beam
Special
90
100
10
10
Has a chance to freeze the target.
TM14Blizzard
Special
110
70
5
10
Has a chance to freeze the target.
TM15Hyper Beam
Special
150
90
5
--
User foregoes its next turn to recharge.
TM17Protect
Status
--
--
10
--
Prevents any moves from hitting the user this turn.
TM18Rain Dance
Status
--
--
5
--
Changes the weather to rain for five turns.
TM21Frustration
Physical
--
100
20
--
Power increases as happiness decreases, up to a maximum of 102.
TM24Thunderbolt
Special
90
100
15
10
Has a chance to paralyze the target.
TM25Thunder
Special
110
70
10
30
Has a chance to paralyze the target.
TM26Earthquake
Physical
100
100
10
--
Inflicts regular damage and can hit Dig users.
TM27Return
Physical
--
100
20
--
Power increases with happiness, up to a maximum of 102.
TM32Double Team
Status
--
--
15
--
Raises the user’s evasion by one stage.
TM35Flamethrower
Special
90
100
15
10
Has a chance to burn the target.
TM37Sandstorm
Status
--
--
10
--
Changes the weather to a sandstorm for five turns.
TM38Fire Blast
Special
110
85
5
10
Has a chance to burn the target.
TM41Torment
Status
--
100
15
--
Prevents the target from using the same move twice in a row.
TM42Facade
Physical
70
100
20
--
Power doubles if user is burned, paralyzed, or poisoned.
TM43Secret Power
Physical
70
100
20
30
Has a chance to inflict a status effect which depends upon the terrain.
TM44Rest
Status
--
--
5
--
User sleeps for two turns, completely healing itself.
TM45Attract
Status
--
100
15
--
Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user.
TM55Brine
Special
65
100
10
--
Has double power against Pokémon that have less than half their max HP remaining.
TM58Endure
Status
--
--
10
--
Prevents the user’s HP from lowering below 1 this turn.
TM59Dragon Pulse
Special
85
100
10
--
Inflicts regular damage with no additional effect.
TM66Payback
Physical
50
100
10
--
Power is doubled if the target has already moved this turn.
TM68Giga Impact
Physical
150
90
5
--
User foregoes its next turn to recharge.
TM71Stone Edge
Physical
100
80
5
--
Has an increased chance for a critical hit.
TM72Avalanche
Physical
60
100
10
--
Inflicts double damage if the user takes damage before attacking this turn.
TM73Thunder Wave
Status
--
90
20
--
Paralyzes the target.
TM78Captivate
Status
--
100
20
--
Lowers the target’s Special Attack by two stages if it’s the opposite gender.
TM79Dark Pulse
Special
80
100
15
20
Has a chance to make the target flinch.
TM82Sleep Talk
Status
--
--
10
--
Randomly uses one of the user’s other three moves. Only works if the user is sleeping.
TM83Natural Gift
Physical
--
100
15
--
Power and type depend on the held berry.
TM87Swagger
Status
--
85
15
--
Raises the target’s Attack by two stages and confuses the target.
TM90Substitute
Status
--
--
10
--
Transfers 1/4 of the user’s max HP into a doll, protecting the user from further damage or status changes until it breaks.
Tutor
Attack NameTypeClassPowerAccuracyPPEffect %
Aqua Tail
Physical
90
90
10
--
Inflicts regular damage with no additional effect.
Bounce
Physical
85
85
5
30
User bounces high into the air, dodging all attacks, and hits next turn.
Dive
Physical
80
100
10
--
User dives underwater, dodging all attacks, and hits next turn.
Headbutt
Physical
70
100
15
30
Has a chance to make the target flinch.
Icy Wind
Special
55
95
15
100
Has a chance to lower the target’s Speed by one stage.
Iron Head
Physical
80
100
15
30
Has a chance to make the target flinch.
Outrage
Physical
120
100
10
--
Hits every turn for 2-3 turns, then confuses the user.
Snore
Special
50
100
15
30
Has a chance to make the target flinch. Only works if the user is sleeping.
Spite
Status
--
100
10
--
Lowers the PP of the target’s last used move by 4.
Twister
Special
40
100
20
20
Has a chance to make the target flinch.
Uproar
Special
90
100
10
--
Forced to use this move for several turns. Pokémon cannot fall asleep in that time.

Other generations

Red, Blue & Yellow, Gold, Silver & Crystal, Ruby, Sapphire & Emerald, FireRed & LeafGreen, Diamond, Pearl & Platinum, Black & White, Black 2 & White 2, X & Y, Omega Ruby & Alpha Sapphire, Sun & Moon, Ultra Sun & Ultra Moon, Sword & Shield, Brilliant Diamond & Shining Pearl, Scarlet & Violet