Pikachu

#22 in the HeartGold & SoulSilver Pokédex • Mouse Pokémon

Normal

Shiny

Spiky-eared Pichu Raichu

Pokédex entries

HeartGold

This intelligent Pokémon roasts hard berries with electricity to make them tender enough to eat.

SoulSilver

It raises its tail to check its surroundings. The tail is sometimes struck by lightning in this pose.

Details

Type

Weak to

2×

Resists

0.5×

0.5×

0.5×

Growth

EV yield, catch rate, and experience details for this Pokémon.

Pokédexes	Updated Johto #22
EV yield	2 Spe
Catch rate	190
Base Exp.	82

Eggs

Egg groups, gender ratio, and hatching details for this Pokémon.

Egg groups	Field Fairy
Gender	50% male 50% female
Egg cycles	10 (2,805 nominal steps) Normal-day estimate. Hatch-check timing, certain calendar dates, and Flame Body or Magma Armor can change the steps needed.

Evolution

Evolution requirements shown in a compact table or chain view.

Pokémon	Requires	Evolution
Pichu #21	High friendship	Pikachu #22
Pikachu #22	Use Thunderstone	Raichu #23

Encounters

Known encounter locations for this Pokémon in this game.

HeartGold

Location	Method	Level	Chance	Conditions
Viridian Forest	Walking in tall grass or a cave	4	4%	-
Viridian Forest	Walking in tall grass or a cave	7	1%	In the morning
Viridian Forest	Walking in tall grass or a cave	7	1%	During the day
Viridian Forest	Walking in tall grass or a cave	4	1%	-
Saffron City Saffron Magnet Train station	In-game NPC trade (variable received level)	1-100	100%	Trade Pikachu (Lt. Surge’s phone registered and rematch defeated; trade not already completed); received Pokémon copies the offered Pokémon’s level (variable, not fixed 1–100); held item: yellow shard. One-time NPC exchange;, displayed level bounds are the modeled variable range.
Pokéwalker Pokéwalker: Resort	Pokéwalker (selected candidate group)	30	-	Course unlocked at 80,000 cumulative watts; National Pokédex also required. Group A candidate; one of the two candidates in each group is selected for the outing. At least 8,000 daily steps (25% fewer with an advantageous type);, species and group encounter probabilities depend on selection and steps. Fixed moves: double team, slam, thunderbolt, feint.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	15	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group A candidate; one of the two candidates in each group is selected for the outing., At least 10,000 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: fly, thunder, growl, tail whip.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	14	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group A candidate; one of the two candidates in each group is selected for the outing., At least 9,500 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: surf, thunderbolt, thunder wave, quick attack.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	13	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group B candidate; one of the two candidates in each group is selected for the outing., At least 2,000 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: flail, helping hand, shock wave, thunder wave.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	12	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group B candidate; one of the two candidates in each group is selected for the outing., At least 5,000 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: volt tackle, fake out, thunder shock, growl.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	10	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group C candidate; one of the two candidates in each group is selected for the outing., At least 0 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: thunder shock, growl, tail whip, thunder wave.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	10	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group C candidate; one of the two candidates in each group is selected for the outing., At least 0 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: thunder shock, growl, tail whip.
Pokéwalker Pokéwalker: Rally	Pokéwalker (selected candidate group)	10	-	Historical Japanese course distribution; English-game acquisition eligibility not established, label as imported Pokémon / previously unlocked course only. Group B candidate; one of the two candidates in each group is selected for the outing., At least 500 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: thunder shock, growl, tail whip, thunder wave.
Pokéwalker Pokéwalker: Sightseeing	Pokéwalker (selected candidate group)	8	-	Historical Japanese course distribution; English-game acquisition eligibility not established, label as imported Pokémon / previously unlocked course only. Group C candidate; one of the two candidates in each group is selected for the outing., At least 0 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: thunder shock, growl, tail whip, thunder wave.

SoulSilver

Location	Method	Level	Chance	Conditions
Viridian Forest	Walking in tall grass or a cave	4	4%	-
Viridian Forest	Walking in tall grass or a cave	7	1%	In the morning
Viridian Forest	Walking in tall grass or a cave	7	1%	During the day
Viridian Forest	Walking in tall grass or a cave	4	1%	-
Saffron City Saffron Magnet Train station	In-game NPC trade (variable received level)	1-100	100%	Trade Pikachu (Lt. Surge’s phone registered and rematch defeated; trade not already completed); received Pokémon copies the offered Pokémon’s level (variable, not fixed 1–100); held item: yellow shard. One-time NPC exchange;, displayed level bounds are the modeled variable range.
Pokéwalker Pokéwalker: Resort	Pokéwalker (selected candidate group)	30	-	Course unlocked at 80,000 cumulative watts; National Pokédex also required. Group A candidate; one of the two candidates in each group is selected for the outing. At least 8,000 daily steps (25% fewer with an advantageous type);, species and group encounter probabilities depend on selection and steps. Fixed moves: double team, slam, thunderbolt, feint.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	15	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group A candidate; one of the two candidates in each group is selected for the outing., At least 10,000 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: fly, thunder, growl, tail whip.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	14	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group A candidate; one of the two candidates in each group is selected for the outing., At least 9,500 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: surf, thunderbolt, thunder wave, quick attack.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	13	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group B candidate; one of the two candidates in each group is selected for the outing., At least 2,000 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: flail, helping hand, shock wave, thunder wave.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	12	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group B candidate; one of the two candidates in each group is selected for the outing., At least 5,000 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: volt tackle, fake out, thunder shock, growl.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	10	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group C candidate; one of the two candidates in each group is selected for the outing., At least 0 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: thunder shock, growl, tail whip, thunder wave.
Pokéwalker Pokéwalker: Yellow Forest	Pokéwalker (selected candidate group)	10	-	Historical course download required; expired distribution, usable only on a previously unlocked course. Group C candidate; one of the two candidates in each group is selected for the outing., At least 0 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: thunder shock, growl, tail whip.
Pokéwalker Pokéwalker: Rally	Pokéwalker (selected candidate group)	10	-	Historical Japanese course distribution; English-game acquisition eligibility not established, label as imported Pokémon / previously unlocked course only. Group B candidate; one of the two candidates in each group is selected for the outing., At least 500 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: thunder shock, growl, tail whip, thunder wave.
Pokéwalker Pokéwalker: Sightseeing	Pokéwalker (selected candidate group)	8	-	Historical Japanese course distribution; English-game acquisition eligibility not established, label as imported Pokémon / previously unlocked course only. Group C candidate; one of the two candidates in each group is selected for the outing., At least 0 daily steps (25% fewer with an advantageous type); species and group encounter probabilities depend on selection and steps. Fixed moves: thunder shock, growl, tail whip, thunder wave.

Held Items

Items this Pokémon may hold when encountered in the wild.

Light Ball

HeartGold

SoulSilver

Oran Berry

HeartGold

50%

SoulSilver

50%

Moves

Moves this Pokémon learns naturally by reaching specific levels.

		Class				Description
Start	Growl	Status	-	100	40	The user growls in an endearing way, making the foe less wary. The target’s Attack stat is lowered.
Start	Thunder Shock	Special	40	100	30	A jolt of electricity is hurled at the foe to inflict damage. It may also leave the foe paralyzed.
5	Tail Whip	Status	-	100	30	The user wags its tail cutely, making the foe less wary. The target’s Defense stat is lowered.
10	Thunder Wave	Status	-	100	20	A weak electric charge is launched at the foe. It causes paralysis if it hits.
13	Quick Attack	Physical	40	100	30	The user lunges at the foe at a speed that makes it almost invisible. It is sure to strike first.
18	Double Team	Status	-	-	15	By moving rapidly, the user makes illusory copies of itself to raise its evasiveness.
21	Slam	Physical	80	75	20	The foe is slammed with a long tail, vines, etc., to inflict damage.
26	Thunderbolt	Special	95	100	15	A strong electric blast is loosed at the foe. It may also leave the foe paralyzed.
29	Feint	Physical	50	100	10	An attack that hits a foe using Protect or Detect. It also lifts the effects of those moves.
34	Agility	Status	-	-	30	The user relaxes and lightens its body to move faster. It sharply boosts the Speed stat.
37	Discharge	Special	80	100	15	A flare of electricity is loosed to strike all Pokémon in battle. It may also cause paralysis.
42	Light Screen	Status	-	-	30	A wondrous wall of light is put up to suppress damage from special attacks for five turns.
45	Thunder	Special	120	70	10	A wicked thunderbolt is dropped on the foe to inflict damage. It may also leave the target paralyzed.

Machines

Moves this Pokémon can learn from Technical Machines and Hidden Machines in Pokémon HeartGold and SoulSilver.

			Class				Description
TM01	Focus Punch		Physical	150	100	20	The user focuses its mind before launching a punch. It will fail if the user is hit before it is used.
TM06	Toxic		Status	-	85	10	A move that leaves the target badly poisoned. Its poison damage worsens every turn.
TM10	Hidden Power	Variable	Special	30–70	100	15	A unique attack that varies in type and intensity depending on the Pokémon using it.
TM16	Light Screen		Status	-	-	30	A wondrous wall of light is put up to suppress damage from special attacks for five turns.
TM17	Protect		Status	-	-	10	It enables the user to evade all attacks. Its chance of failing rises if it is used in succession.
TM18	Rain Dance		Status	-	-	5	The user summons a heavy rain that falls for five turns, powering up Water- type moves.
TM21	Frustration		Physical	-	100	20	A full-power attack that grows more powerful the less the user likes its Trainer.
TM23	Iron Tail		Physical	100	75	15	The foe is slammed with a steel-hard tail. It may also lower the target’s Defense stat.
TM24	Thunderbolt		Special	95	100	15	A strong electric blast is loosed at the foe. It may also leave the foe paralyzed.
TM25	Thunder		Special	120	70	10	A wicked thunderbolt is dropped on the foe to inflict damage. It may also leave the target paralyzed.
TM27	Return		Physical	-	100	20	A full-power attack that grows more powerful the more the user likes its Trainer.
TM28	Dig		Physical	80	100	10	The user burrows, then attacks on the second turn. It can also be used to exit dungeons.
TM31	Brick Break		Physical	75	100	15	The user attacks with tough fists, etc. It can also break any barrier such as Light Screen and Reflect.
TM32	Double Team		Status	-	-	15	By moving rapidly, the user makes illusory copies of itself to raise its evasiveness.
TM34	Shock Wave		Special	60	-	20	The user strikes the foe with a quick jolt of electricity. This attack cannot be evaded.
TM42	Facade		Physical	70	100	20	An attack move that doubles its power if the user is poisoned, paralyzed, or has a burn.
TM43	Secret Power		Physical	70	100	20	The user attacks with a secret power. Its added effects vary depending on the user’s environment.
TM44	Rest		Status	-	-	10	The user goes to sleep for two turns. It fully restores the user’s HP and heals any status problem.
TM45	Attract		Status	-	100	15	If it is the opposite gender of the user, the foe becomes infatuated and less likely to attack.
TM56	Fling		Physical	-	100	10	The user flings its held item at the foe to attack. Its power and effects depend on the item.
TM57	Charge Beam		Special	50	90	10	The user fires a concentrated bundle of electricity. It may also raise the user’s Sp. Atk stat.
TM58	Endure		Status	-	-	10	The user endures any attack with at least 1 HP. Its chance of failing rises if it is used in succession.
TM70	Flash		Status	-	100	20	The user flashes a light that cuts the foe’s accuracy. It can also be used to illuminate caves.
TM73	Thunder Wave		Status	-	100	20	A weak electric charge is launched at the foe. It causes paralysis if it hits.
TM78	Captivate		Status	-	100	20	If it is the opposite gender of the user, the foe is charmed into sharply lowering its Sp. Atk stat.
TM82	Sleep Talk		Status	-	-	10	While it is asleep, the user randomly uses one of the moves it knows.
TM83	Natural Gift		Physical	-	100	15	The user draws power to attack by using its held Berry. The Berry determines its type and power.
TM86	Grass Knot		Special	-	100	20	The user snares the foe with grass and trips it. The heavier the foe, the greater the damage.
TM87	Swagger		Status	-	90	15	The user enrages the foe into confusion. However, it also sharply raises the foe’s Attack stat.
TM90	Substitute		Status	-	-	10	The user makes a copy of itself using some of its HP. The copy serves as the user’s decoy.
HM04	Strength		Physical	80	100	15	The foe is slugged with a punch thrown at maximum power. It can also be used to move boulders.
HM06	Rock Smash		Physical	40	100	15	The user hits with a punch that may lower the target’s Defense. It can also smash cracked boulders.

Tutors

Moves this Pokémon can learn from move tutors in this game.

	Class				Description
Headbutt	Physical	70	100	15	The user attacks with its head. It may make the foe flinch. To find Pokémon, hit trees.
Helping Hand	Status	-	-	20	A move that boosts the power of the ally’s attack in a Double Battle.
Knock Off	Physical	20	100	20	The user slaps down the foe’s held item, preventing the item from being used during the battle.
Magnet Rise	Status	-	-	10	The user levitates using electrically generated magnetism for five turns.
Mud-Slap	Special	20	100	10	The user hurls mud in the foe’s face to inflict damage and lower its accuracy.
Rollout	Physical	30	90	20	The user continually rolls into the foe over five turns. It becomes stronger each time it hits.
Signal Beam	Special	75	100	15	The user attacks with a sinister beam of light. It may also confuse the target.
Snore	Special	40	100	15	An attack that can be used only if the user is asleep. The harsh noise may also make the foe flinch.
Swift	Special	60	-	20	Star-shaped rays are shot at the foe. This attack never misses.
Thunder Punch	Physical	75	100	15	The foe is punched with an electrified fist. It may leave the target with paralysis.

Learn these moves before evolving. Egg, tutor and special reward origins are labeled; individual availability does not guarantee every four-move combination.

	Source		Class				Description
Start	Prior evolution: level-up	Charm	Status	-	100	20	The user charmingly stares at the foe, making it less wary. The target’s Attack is sharply lowered.
13	Prior evolution: level-up	Sweet Kiss	Status	-	75	10	The user kisses the foe with a sweet, angelic cuteness that causes confusion.
18	Prior evolution: level-up	Nasty Plot	Status	-	-	20	The user stimulates its brain by thinking bad thoughts. It sharply raises the user’s Sp. Atk.
-	Prior evolution: egg	Bide	Physical	-	-	10	The user endures attacks for two turns, then strikes back to cause double the damage taken.
-	Prior evolution: egg	Charge	Status	-	-	20	The user boosts the power of the Electric move it uses next. It also raises the user’s Sp. Def stat.
-	Prior evolution: egg	Double Slap	Physical	15	85	10	The foe is slapped repeatedly, back and forth, two to five times in a row.
-	Prior evolution: egg	Encore	Status	-	100	5	The user compels the foe to keep using only the move it last used for three to seven turns.
-	Prior evolution: egg	Present	Physical	-	90	15	The user attacks by giving the foe a booby-trapped gift. It restores HP sometimes, however.
-	Prior evolution: egg	Reversal	Physical	-	100	15	An all-out attack that becomes more powerful the less HP the user has.
-	Prior evolution: egg	Tickle	Status	-	100	20	The user tickles the foe into laughing, reducing its Attack and Defense stats.
-	Prior evolution: tutor	Uproar	Special	50	100	10	The user attacks in an uproar for two to five turns. Over that time, no one can fall asleep.
-	Prior evolution: egg	Wish	Status	-	-	10	A self-healing move. The user restores its own HP by up to half of its maximum HP in the next turn.

These moves come from the labeled gift, trade or historical distribution. Pokéwalker courses require the matching unlocked course and encounter; Fly and Surf Pikachu are separate rewards. Imported Defog requires Diamond, Pearl or Platinum; it is not an HGSS TM/HM.

	Source		Class				Description
12	Historical Yellow Forest Pokéwalker reward	Fake Out	Physical	40	100	10	An attack that hits first and makes the target flinch. It only works the first turn the user is in battle.
12	Historical Yellow Forest Pokéwalker reward	Volt Tackle	Physical	120	100	15	The user electrifies itself, then charges at the foe. It causes considerable damage to the user as well.
13	Historical Yellow Forest Pokéwalker reward	Flail	Physical	-	100	15	The user flails about aimlessly to attack. It becomes more powerful the less HP the user has.
14	Historical Yellow Forest Pokéwalker reward	Surf	Special	95	100	15	It swamps the entire battlefield with a giant wave. It can also be used for crossing water.
15	Historical Yellow Forest Pokéwalker reward	Fly	Physical	90	95	15	The user soars, then strikes on the second turn. It can also be used for flying to any familiar town.

Traits

Ability options available to this Pokémon in this game.

Static

Ability Slot 1

Contact with the Pokémon may cause paralysis.

Has a 30% chance of paralyzing attacking Pokémon on contact.

#21

Spiky-eared Pichu

#23

Raichu

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