Playthrough tier listDiamond & Pearl

Best Poison Pokémon in Diamond & Pearl

Gengar (evolves by trade) leads the 41 Poison Pokémon for beating Diamond and Pearl.

41gradedNov 11, 2026updated
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  • Post-game
  • Trade to evolve
  • Diamond only
Rapid gradeTap a tier to start your own list · 41 Pokémon
STop0 PokémonCarries a Diamond & Pearl run against most of the bosses
No Pokémon is graded S.
AStrong1 PokémonA strong pick for most of the gameClick any Pokémon for its gradeTap a card for its grade
GengarGengarTrade to evolve
Click any Pokémon for its gradeTap a card for its grade
BSolid7 PokémonDoes the job with some help
NidokingNidokingPost-game
CrobatCrobat
VenomothVenomothPost-game
VictreebelVictreebelPost-game
VileplumeVileplumePost-game
NidoqueenNidoqueenPost-game
QwilfishQwilfishPost-game
CSituational8 PokémonStruggles against several bosses
WeezingWeezingPost-game
ToxicroakToxicroak
MukMukPost-game
AriadosAriadosPost-game
RoseradeRoserade
DrapionDrapion
SkuntankSkuntankDiamond only
HaunterHaunter
DBottom25 PokémonHard to use for beating the game
SwalotSwalotPost-game
TentacruelTentacruel
DustoxDustox
GastlyGastly
NidorinoNidorinoPost-game
Nidoran♂Nidoran♂Post-game
GolbatGolbat
ZubatZubat
VenonatVenonatPost-game
WeepinbellWeepinbellPost-game
BellsproutBellsproutPost-game
GloomGloomPost-game
OddishOddishPost-game
NidorinaNidorinaPost-game
Nidoran♀Nidoran♀Post-game
KoffingKoffingPost-game
CroagunkCroagunk
GrimerGrimerPost-game
SpinarakSpinarakPost-game
RoseliaRoselia
BudewBudew
SkorupiSkorupi
StunkyStunkyDiamond only
GulpinGulpinPost-game
TentacoolTentacool

What each tier means

  • STop Carries a Diamond & Pearl run against most of the bosses
  • AStrong A strong pick for most of the game
  • BSolid Does the job with some help
  • CSituational Struggles against several bosses
  • DBottom Hard to use for beating the game
2 reads blended into one listreblend in Showing41/ 41

Board breakdown

Among Poison Pokémon in Diamond and Pearl, Gengar (evolves by trade) does well in 10 of the 13 boss fights, Roark to Cynthia, 1 fight has no Poison answer, and the versions differ in 4 fights.

Gengar, Crobat or another: which Poison pick pulls its weight?

Go with Gengar (evolves by trade): 10 of 13 fights, starting with Maylene.

If you cannot link trade Haunter, raise Crobat (as the Zubat line), which does well in 7 fights.

A filled box is a fight the pick does well in: Gengar (evolves by trade) has 10 of 13, first at Maylene.

Gym 1, RoarkGym 2, GardeniaGym 3, MayleneGym 4, Crasher WakeGym 5, FantinaGym 6, ByronGym 7, CandiceGym 8, VolknerElite Four, AaronElite Four, BerthaElite Four, FlintElite Four, LucianChampion, Cynthia
  • GengarGym 1 Roark: not on your team yetGym 2 Gardenia: not on your team yetGym 3 Maylene: does wellGym 4 Crasher Wake: does wellGym 5 Fantina: does wellGym 6 Byron: does wellGym 7 Candice: does wellGym 8 Volkner: does wellAaron: does wellBertha: does wellFlint: does wellLucian: does wellCynthia: no clear edgeAfter badge 2GastlyOld Chateau 2F100% of encounters#069GastlyLevel 25#070HaunterTrade#071Gengar
    Not yet: Roark, GardeniaDoes wellMayleneCrasher WakeFantinaByronCandiceVolknerAaronBerthaFlintLucianNo clear edgeCynthia
  • CrobatGym 1 Roark: no clear edgeGym 2 Gardenia: does wellGym 3 Maylene: does wellGym 4 Crasher Wake: no clear edgeGym 5 Fantina: does wellGym 6 Byron: has troubleGym 7 Candice: does wellGym 8 Volkner: no clear edgeAaron: does wellBertha: does wellFlint: no clear edgeLucian: does wellCynthia: no clear edgeFrom the startZubatOreburgh Gate 1F20% of encounters#028ZubatLevel 22#029GolbatFriendship#030Crobat
    Does wellGardeniaMayleneFantinaCandiceAaronBerthaLucianHas troubleByronNo clear edgeRoark, Crasher Wake, Volkner, Flint, Cynthia
  • ToxicroakGym 1 Roark: not on your team yetGym 2 Gardenia: not on your team yetGym 3 Maylene: not on your team yetGym 4 Crasher Wake: no clear edgeGym 5 Fantina: has troubleGym 6 Byron: does wellGym 7 Candice: does wellGym 8 Volkner: does wellAaron: does wellBertha: no clear edgeFlint: does wellLucian: no clear edgeCynthia: no clear edgeAfter badge 3CroagunkGreat Marsh daily pokemon10% of encounters#129CroagunkLevel 37#130Toxicroakfinal form by Byron
    Not yet: Roark to MayleneDoes wellByronCandiceVolknerAaronFlintHas troubleFantinaNo clear edgeCrasher Wake, Bertha, Lucian, Cynthia
  • RoseradeGym 1 Roark: not on your team yetGym 2 Gardenia: not on your team yetGym 3 Maylene: not on your team yetGym 4 Crasher Wake: not on your team yetGym 5 Fantina: not on your team yetGym 6 Byron: no clear edgeGym 7 Candice: does wellGym 8 Volkner: does wellAaron: no clear edgeBertha: does wellFlint: no clear edgeLucian: does wellCynthia: does wellRoserade after badge 5BudewAfter badge 1Eterna Forest29% of encounters except at night#025BudewFriendship (Day)#026RoseliaShiny Stone#027RoseradeShiny Stone in Iron Island
    Not yet: Roark to FantinaDoes wellCandiceVolknerBerthaLucianCynthiaNo clear edgeByron, Aaron, Flint
  • DrapionGym 1 Roark: not on your team yetGym 2 Gardenia: not on your team yetGym 3 Maylene: not on your team yetGym 4 Crasher Wake: no clear edgeGym 5 Fantina: has troubleGym 6 Byron: no clear edgeGym 7 Candice: does wellGym 8 Volkner: does wellAaron: does wellBertha: no clear edgeFlint: does wellLucian: does wellCynthia: no clear edgeAfter badge 3SkorupiGreat Marsh daily pokemon10% of encounters#127SkorupiLevel 40#128Drapionfinal form by Candice
    Not yet: Roark to MayleneDoes wellCandiceVolknerAaronFlintLucianHas troubleFantinaNo clear edgeCrasher Wake, Byron, Bertha, Cynthia
NextTentacruel 5Skuntank 4Dustox 3

Best pair

Gengar + Crobat11/13 togetherneeds a link trade
No tradeCrobat + Toxicroak10/13 together

After the creditsOnly after you beat CynthiaCounted in no fight

  • NidokingAfter the Hall of Fame
  • VenomothAfter the Hall of Fame
  • VictreebelAfter the Hall of Fame
  • VileplumeAfter the Hall of Fame
  • NidoqueenAfter the Hall of Fame
  • QwilfishAfter the Hall of Fame
  • WeezingAfter the Hall of Fame
  • MukAfter the Hall of Fame
  • AriadosAfter the Hall of Fame
  • SwalotAfter the Hall of Fame

Is there a gym or league fight with no Poison answer?

Yes: Roark, and no other fight.

The best Poison pick you can have by each fight, Roark to Cynthia. First with none: Roark.

Gyms

  1. Closest: Zubat

    Team

    1. GeodudeLv 12RockGround
    2. OnixLv 12RockGround
    3. CranidosLv 14RockAce

    No clear edge (1)Crobatas Zubat

    Full fight

  2. Crobatas Zubat+1 more

    Team

    1. CherubiLv 19Grass
    2. TurtwigLv 19Grass
    3. RoseradeLv 22GrassPoisonAce

    Does well (2)Crobatas ZubatMoves: PluckDustoxMoves: Gust

    Full fight

  3. Crobat+1 more

    Team

    1. MedititeLv 27FightingPsychic
    2. MachokeLv 27Fighting
    3. LucarioLv 30FightingSteelAce

    Does well (2)CrobatMoves: Aerial AceGengar Trade to evolveMoves: Shadow Punch, Psychic and Focus Blast

    No clear edge (1)Dustox

    Has trouble (1)Skuntankas StunkyDiamond only

    Full fight

  4. Team

    1. GyaradosLv 27WaterFlying
    2. QuagsireLv 27WaterGround
    3. FloatzelLv 30WaterAce

    Does well (1)Gengar Trade to evolveMoves: Thunder and Shadow Punch

    No clear edge (5)DustoxCrobatSkuntankas StunkyDiamond onlyDrapionas SkorupiToxicroakas Croagunk

    Full fight

  5. CrobatDiamond +2 morePearl +1 more

    Team

    1. DrifblimLv 32GhostFlying
    2. GengarLv 34GhostPoison
    3. MismagiusLv 36GhostAce

    Does well (3)CrobatMoves: BiteSkuntankDiamond onlyMoves: Night SlashGengar Trade to evolveMoves: Shadow Ball

    Has trouble (3)Toxicroakas CroagunkDrapionas SkorupiDustox

    Full fight

  6. Toxicroak+2 more

    Team

    1. BronzorLv 36SteelPsychic
    2. SteelixLv 36SteelGround
    3. BastiodonLv 39RockSteelAce

    Does well (3)ToxicroakMoves: Focus BlastTentacruelMoves: SurfGengar Trade to evolveMoves: Shadow Ball and Focus Blast

    No clear edge (4)RoseradeSkuntankDiamond onlyDrapionas SkorupiDustox

    Has trouble (1)Crobat

    Full fight

  7. CrobatDiamond +7 morePearl +6 more

    Team

    1. SnoverLv 38GrassIce
    2. SneaselLv 38DarkIce
    3. MedichamLv 40FightingPsychic
    4. AbomasnowLv 42GrassIceAce

    Does well (8)CrobatMoves: Fly and X-ScissorToxicroakMoves: Focus Punch and Shadow BallDrapionMoves: Poison Jab, Brick Break and Aerial AceGengar Trade to evolveMoves: Poison Jab, Focus Punch and Shadow BallSkuntankDiamond onlyMoves: Fire Blast, Rock Smash and Shadow BallDustoxMoves: U-turn and Aerial AceRoseradeMoves: Poison Jab, Solar Beam and Shadow BallTentacruelMoves: Poison Jab

    Full fight

  8. ToxicroakDiamond +4 morePearl +3 more

    Team

    1. RaichuLv 46Electric
    2. AmbipomLv 47Normal
    3. OctilleryLv 47Water
    4. LuxrayLv 49ElectricAce

    Does well (5)ToxicroakMoves: Earthquake and Focus PunchRoseradeMoves: Solar BeamDrapionMoves: Earthquake, Brick Break and Knock OffGengar Trade to evolveMoves: Shadow Ball, Focus Punch and ThunderSkuntankDiamond onlyMoves: Dig, Rock Smash and Night Slash

    No clear edge (3)TentacruelCrobatDustox

    Full fight

League

  1. Crobat+4 more

    Team

    1. DustoxLv 53BugPoison
    2. BeautiflyLv 53BugFlying
    3. VespiquenLv 54BugFlying
    4. HeracrossLv 54BugFighting
    5. DrapionLv 57PoisonDarkAce

    Does well (5)CrobatMoves: FlyDrapionMoves: Aerial Ace, Rock Slide and EarthquakeGengar Trade to evolveMoves: Psychic and ThunderToxicroakMoves: Stone Edge, Sludge Bomb and EarthquakeTentacruelMoves: Hydro Pump, Blizzard and Sludge Bomb

    No clear edge (3)SkuntankDiamond onlyRoseradeDustox

    Full fight

  2. Crobat+4 more

    Team

    1. QuagsireLv 55WaterGround
    2. SudowoodoLv 56Rock
    3. GolemLv 56RockGround
    4. WhiscashLv 55WaterGround
    5. HippowdonLv 59GroundAce

    Does well (5)CrobatMoves: Giga DrainRoseradeMoves: Solar BeamTentacruelMoves: Giga Drain and Hydro PumpGengar Trade to evolveMoves: Giga Drain and Focus PunchDustoxMoves: Solar Beam

    No clear edge (3)ToxicroakDrapionSkuntankDiamond only

    Full fight

  3. Toxicroak+3 more

    Team

    1. RapidashLv 58Fire
    2. SteelixLv 57SteelGround
    3. DrifblimLv 58GhostFlying
    4. LopunnyLv 57Normal
    5. InfernapeLv 61FireFightingAce

    Does well (4)ToxicroakMoves: Earthquake, Focus Punch and Dark PulseTentacruelMoves: Hydro Pump, Thief and Sludge BombDrapionMoves: Earthquake, Brick Break and CrunchGengar Trade to evolveMoves: Shadow Ball, Focus Punch and Psychic

    No clear edge (3)CrobatSkuntankDiamond onlyRoserade

    Has trouble (1)Dustox

    Full fight

  4. CrobatDiamond +4 morePearl +3 more

    Team

    1. Mr MimeLv 59Psychic
    2. GirafarigLv 59NormalPsychic
    3. MedichamLv 60FightingPsychic
    4. AlakazamLv 60Psychic
    5. BronzongLv 63SteelPsychicAce

    Does well (5)CrobatMoves: X-Scissor and FlyDrapionMoves: Crunch and Aerial AceGengar Trade to evolveMoves: Shadow Ball and Dark PulseSkuntankDiamond onlyMoves: Dark Pulse, Shadow Ball and Fire BlastRoseradeMoves: Shadow Ball and Solar Beam

    No clear edge (3)TentacruelDustoxToxicroak

    Full fight

  5. Team

    1. SpiritombLv 61GhostDark
    2. RoseradeLv 60GrassPoison
    3. GastrodonLv 60WaterGround
    4. LucarioLv 63FightingSteel
    5. MiloticLv 63Water
    6. GarchompLv 66DragonGroundAce

    Does well (1)RoseradeMoves: Solar Beam and Sludge Bomb

    No clear edge (7)Gengar Trade to evolveCrobatTentacruelDrapionToxicroakSkuntankDiamond onlyDustox

    Full fight

Does your version change a Poison team?

No, Pearl still has 2 or more Poison answers in all 4 fights where the counts differ.

Each card can change a Poison team: the two versions.

  • 4 fights where versions differ
    DiamondPearl
    Only hereSkuntank
    Same open fights in both versions
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