While most trainers evolve Chansey into Blissey immediately, the unevolved form has a niche with Eviolite boosting its defenses. Ghost moves can't touch it, and only a single type hits it super-effectively. Known as the Egg Pokemon.
The stat line revolves around HP. Percentage recovery gets extra mileage here. Sp. Def backs it up, though Attack doesn't pull its weight. Worth 2 HP EVs on a fast 800K XP curve to max out.
A gentle and kindhearted Pokémon that shares its nutritious eggs if it sees an injured Pokémon.
Chansey Weakness
GoodFighting-type moves hit Chansey for super-effective damage. The upside? Ghost-type moves can't touch it at all. Chansey's special bulk (base 105 Sp.Def) helps absorb special-type weaknesses, though physical moves exploit the lower Defense.
Chansey connects Happiny to Blissey in this chain. At least one evolution here needs a special method. So far, HP got the biggest boost (+150 from Happiny). The final form adds another 90 stats on top.
How to Evolve
Breed with Chansey to get Happiny eggs (with patience) from the Fairy egg group.
Lead with Chansey, set Stealth Rock, and keep pressure on. Natural Cure and Eviolite buy the time it needs, with max HP and Defense EVs letting it take hits while controlling the hazard game. Soft-Boiled keeps it healthy between hits.
Best Build
Let's Go Pikachu & Eevee uses different battle mechanics.
Competitive build content is not applicable for this game. Select a main series game for builds.
Coverage runs deep. Chansey can hit 11 types beyond STAB, including Ice and Fighting. The offense anchors on Hyper Beam and Double-Edge while TMs handle everything else.
Level-Up Moves
TM Moves
Egg Moves
Tutor Moves
Happiny doesn't appear in the wild, so the 2-stage path to Chansey starts at the nursery. Catch Chansey first, breed for Happiny, then evolve through the chain.
Where To Catch Chansey in Let's Go Pikachu & Eevee
The path to Chansey starts with Happiny at Lv. 5-56 via walking encounters. 1 catchable stage total, with locations listed for each one below.
Step 1Breed Happiny from ChanseyBreed from Chansey at the Day Care.
Step 2Chansey ✓CHALLENGINGMt. Moon - 1FLet's Go PikachuGrassLv.5-10RareEarlyCaveUnique encounterCHALLENGINGMt. Moon - 1FLet's Go EeveeGrassLv.5-10RareEarlyCaveUnique encounterCHALLENGINGMt. Moon - B1FLet's Go PikachuGrassLv.5-10RareEarlyCaveUnique encounterCHALLENGINGMt. Moon - B1FLet's Go EeveeGrassLv.5-10RareEarlyCaveUnique encounterCHALLENGINGRoute 5Let's Go EeveeGrassLv.11-16RareEarlyRouteUnique encounterCHALLENGINGRoute 5Let's Go PikachuGrassLv.11-16RareEarlyRouteUnique encounterCHALLENGINGRoute 6Let's Go PikachuGrassLv.11-16RareEarlyRouteUnique encounterCHALLENGINGRoute 6Let's Go EeveeGrassLv.11-16RareEarlyRouteUnique encounterCHALLENGINGDiglett's CaveLet's Go EeveeGrassLv.13-18RareEarlyCaveUnique encounterCHALLENGINGDiglett's CaveLet's Go PikachuGrassLv.13-18RareEarlyCaveUnique encounterCHALLENGINGRoute 11Let's Go PikachuGrassLv.13-18RareEarlyRouteUnique encounterCHALLENGINGRoute 11Let's Go EeveeGrassLv.13-18RareEarlyRouteUnique encounterCHALLENGINGRoute 9Let's Go PikachuGrassLv.17-22RareMidRouteUnique encounterCHALLENGINGRoute 9Let's Go EeveeGrassLv.17-22RareMidRouteUnique encounterCHALLENGINGRoute 10Let's Go EeveeGrassLv.18-23RareMidRouteUnique encounterCHALLENGINGRoute 10Let's Go PikachuGrassLv.18-23RareMidRouteUnique encounterCHALLENGINGRoute 8Let's Go PikachuGrassLv.22-27RareMidRouteUnique encounterCHALLENGINGRoute 8Let's Go EeveeGrassLv.22-27RareMidRouteUnique encounterCHALLENGINGPokémon Tower - 1FLet's Go PikachuGrassLv.27-32RareMidBuildingUnique encounterCHALLENGINGPokémon Tower - 1FLet's Go EeveeGrassLv.27-32RareMidBuildingUnique encounterCHALLENGINGPokémon Tower - 2FLet's Go EeveeGrassLv.27-32RareMidBuildingUnique encounterCHALLENGINGPokémon Tower - 2FLet's Go PikachuGrassLv.27-32RareMidBuildingUnique encounterCHALLENGINGPokémon Tower - 3FLet's Go EeveeGrassLv.27-32RareMidBuildingUnique encounterCHALLENGINGPokémon Tower - 3FLet's Go PikachuGrassLv.27-32RareMidBuildingUnique encounterCHALLENGINGPokémon Tower - 4FLet's Go EeveeGrassLv.27-32RareMidBuildingUnique encounterCHALLENGINGPokémon Tower - 4FLet's Go PikachuGrassLv.27-32RareMidBuildingUnique encounterCHALLENGINGRoute 12Let's Go PikachuGrassLv.31-36RareLateRouteUnique encounterCHALLENGINGRoute 12Let's Go EeveeGrassLv.31-36RareLateRouteUnique encounterCHALLENGINGRoute 16Let's Go EeveeGrassLv.31-36RareLateRouteUnique encounterCHALLENGINGRoute 16Let's Go PikachuGrassLv.31-36RareLateRouteUnique encounterCHALLENGINGRoute 13Let's Go PikachuGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGRoute 13Let's Go EeveeGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGRoute 14Let's Go PikachuGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGRoute 14Let's Go EeveeGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGRoute 15Let's Go PikachuGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGRoute 15Let's Go EeveeGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGRoute 17Let's Go EeveeGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGRoute 17Let's Go PikachuGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGRoute 18Let's Go EeveeGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGRoute 18Let's Go PikachuGrassLv.33-38RareLateRouteUnique encounterCHALLENGINGPower PlantLet's Go EeveeGrassLv.37-42RareLatePower-plantUnique encounterCHALLENGINGPower PlantLet's Go PikachuGrassLv.37-42RareLatePower-plantUnique encounterCHALLENGINGRoute 21Let's Go EeveeGrassLv.37-42RareLateRouteUnique encounterCHALLENGINGRoute 21Let's Go PikachuGrassLv.37-42RareLateRouteUnique encounterCHALLENGINGPokémon Mansion - 1FLet's Go PikachuGrassLv.39-44RareLateBuildingUnique encounterCHALLENGINGPokémon Mansion - 1FLet's Go EeveeGrassLv.39-44RareLateBuildingUnique encounterCHALLENGINGPokémon Mansion - 2FLet's Go PikachuGrassLv.39-44RareLateBuildingUnique encounterCHALLENGINGPokémon Mansion - 2FLet's Go EeveeGrassLv.39-44RareLateBuildingUnique encounterCHALLENGINGRoute 23Let's Go EeveeGrassLv.41-46RareLateRouteUnique encounterCHALLENGINGRoute 23Let's Go PikachuGrassLv.41-46RareLateRouteUnique encounterCHALLENGINGVictory Road - 1F-3FLet's Go PikachuGrassLv.41-46RareLateCaveUnique encounterCHALLENGINGVictory Road - 1F-3FLet's Go EeveeGrassLv.41-46RareLateCaveUnique encounterMODERATECerulean Cave - 2FLet's Go EeveeGrassLv.51-5610%PostCaveMODERATECerulean Cave - 2FLet's Go PikachuGrassLv.51-5610%PostCaveor evolve from Happiny (Step 1)
At 450 BST, Chansey is firmly in pre-evolution territory. Evolve it into Blissey before bringing it to any serious fight.
Watch for Hitmonlee (Fighting) when using Chansey. They all hit it super-effectively with STAB. Only 1 weakness means fewer dedicated counters to worry about. Chansey has enough bulk to absorb a hit, but don't push the matchup. Pivot to a teammate that resists.
Chansey gets Natural Cure, Serene Grace, and Healer. But Natural Cure is the one that matters — it's the centerpiece of every viable set. Build around that. Natural Cure synergizes with Chansey's base 105 Sp.Def, letting it soak special attacks as a pivot.
Chansey is a special attacker with base 35 Sp. Atk. Tanky enough to absorb a few hits, too. But the speed tells the real story — base 50 Speed is low. Priority moves or Trick Room are the way to go. Fits the wall role.
Chansey appears in 21 games, including Yellow, Red & Blue, and Gold & Silver.
Present since Red & Blue, Chansey appears in 21 games spanning 9 generations. Gen 1 originals like Chansey have the longest track record of availability in the series.
- Gen IY
Yellow - Gen IRBDebut

Red & Blue - Gen IIGS

Gold & Silver - Gen IIC
Crystal - Gen IIIRS

Ruby & Sapphire - Gen IIIFRLG

FireRed & LeafGreen - Gen IIIE
Emerald - Gen IVPt
Platinum - Gen IVHGSS

HeartGold & SoulSilver - Gen IVDP

Diamond & Pearl - Gen VBW

Black & White - Gen VB2W2

Black 2 & White 2 - Gen VIXY

X & Y - Gen VIORAS

Omega Ruby & Alpha Sapphire - Gen VIIUSUM

Ultra Sun & Ultra Moon - Gen VIISM

Sun & Moon - Gen VIILGPE

Let's Go Pikachu & Eevee - Gen VIIISwSh

Sword & Shield - Gen VIIIPLA
Legends: Arceus - Gen VIIIBDSP

Brilliant Diamond & Shining Pearl - Gen IXSV

Scarlet & Violet - Gen IXLZA
Legends: Z-A