Nothing about Dewgong screams competitive powerhouse, and that's fine. Water/Ice means only weak to Electric, Grass, Fighting, and Rock. Needs some investment to avoid getting outsped. Known as the Sea Lion Pokemon.
Dewgong's spread favors balanced defenses over offense. Sp. Def leads the defensive side, Attack eats the cost. Yields 2 Sp. Def stat exp per defeat. Medium-fast 1M XP curve to level.
Its streamlined body has little drag in water. The colder the temperature, the friskier it gets.
It loves frigid seas with ice floes. It uses its long tail to change swimming direction quickly.
Dewgong Weakness
VulnerableDewgong's Water/Ice typing leaves it vulnerable to Electric, Grass, Fighting, and Rock moves. 4 weaknesses is about average, nothing too hard to play around.
- Dark and Steel types added — Fairy does not exist yet
- Moves are Physical or Special based on type, not per move
- Special stat split into Sp.Atk and Sp.Def
Dewgong is the evolved form of Seel. Breeding produces Seel eggs, and they're average hatch time. Evolving from Seel gave Dewgong the biggest boost in HP (+25), bringing the total to 475 stats.
How to Evolve
Breed with Dewgong to get Seel eggs easily using 66 partners from the Ground and Water1 egg groups. Notable egg moves include Disable, Encore, Lick and 3 more.
Best Build
Best Dewgong Moveset
- Toxic
- Surf
- Rest
- Blizzard
Recommended Teammates
The natural movepool does the job, but Disable and Encore from the egg pool give Dewgong something extra. Pair those with Blizzard and Ice Beam for STAB and Normal and Ghost coverage for reach, and the kit fills out nicely.
Level-Up Moves
TM Moves
Egg Moves
Tutor Moves
You're catching Seel first, not Dewgong. Seel appears at decent rates in the encounters below. The step cards map the full 2-stage line with evolution methods between each stage.
How to Obtain Dewgong in Gold & Silver
The path to Dewgong starts with Seel at Lv. 22-26 via walking encounters. 1 catchable stage total, with locations listed for each one below.
Step 1Catch SeelEASYWhirl Islands - 1FGoldGrassLv.22-24UncommonMidWaterEASYWhirl Islands - 1FSilverGrassLv.22-24UncommonMidWaterEASYWhirl Islands - B1FGoldGrassLv.23-25UncommonMidWaterEASYWhirl Islands - B1FSilverGrassLv.23-25UncommonMidWaterEASYWhirl Islands - B2FSilverGrassLv.23-25UncommonMidWaterEASYWhirl Islands - B2FGoldGrassLv.23-25UncommonMidWaterEASYWhirl Islands - B2F Inner CaveSilverGrassLv.24-26UncommonMidWaterEASYWhirl Islands - B2F Inner CaveGoldGrassLv.24-26UncommonMidWater
Step 2Dewgong ✓
Dewgong has a 475 base stat total and ranks as C-Tier — a situational pick that fills a niche. It works best as a balanced.
Seel evolves into Dewgong at level 34. Dewgong is the fully evolved form. It sits at 475 BST in its evolved form.
Dewgong fills the balanced role. It's a special attacker with base 70 Sp. Atk. Base 70 Speed is workable — faster than some, slower than many. And it's enough bulk to take a hit or two.
Dewgong appears in 19 games, including Yellow, Red & Blue, and Gold & Silver.
Dewgong has been part of the series since Red & Blue, appearing in 19 titles across all 9 generations. As a Gen 1 original, it's one of the most consistently available Pokemon in the franchise.
- 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