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Brilliant Diamond Gym Leaders & Boss Prep
Every gym leader and Elite Four member in Pokemon Brilliant Diamond, with their full teams, level caps, and the attacking types that work best against them. Use this to prep before each fight in your Nuzlocke run.
See Brilliant Diamond encounter guide
13 gyms & bosses
Gym leaders & bosses

Weak to
Roark
rockrock
Bring: super effectivewatergrassfightinggroundsteel
At risk: keep these outfireiceflyingbug
Avoid: resistednormalfirepoisonflying
Leader team
geodude · Lv. 12
Ability: rock-head
rollout, stealth-rock, defense-curl
onix · Lv. 12
Ability: sturdy
rock-throw, bind, stealth-rock
cranidos · Lv. 14
Ability: mold-breaker
headbutt, leer, bulldoze
Gardenia
grassgrass
Bring: super effectivefireicepoisonflyingbug
At risk: keep these outwatergroundrock
Avoid: resistedwatergrasselectricground
Leader team
cherubi · Lv. 19
Ability: chlorophyll
grass-knot, growth, dazzling-gleam, safeguard
turtwig · Lv. 19
Ability: overgrow
Held item: miracle-seed
razor-leaf, grass-knot, work-up, reflect
roserade · Lv. 22
Ability: natural-cure
Held item: sitrus-berry
petal-blizzard, grass-knot, stun-spore, poison-sting
Maylene
fightingfighting
Bring: super effectiveflyingpsychicfairy
At risk: keep these outnormalicerockdarksteel
Avoid: resistedbugrockdark
Leader team
meditite · Lv. 27
Ability: pure-power
Held item: light-clay
drain-punch, light-screen, flash, bulk-up
machoke · Lv. 27
Ability: guts
Held item: expert-belt
low-sweep, knock-off, bulldoze, rock-tomb
lucario · Lv. 30
Ability: steadfast
Held item: big-root
drain-punch, screech, metal-claw, bulk-up
Crasher Wake
waterwater
Bring: super effectivegrasselectric
At risk: keep these outfiregroundrock
Avoid: resistedfirewatericesteel
Leader team
gyarados · Lv. 27
Ability: intimidate
Held item: wide-lens
brine, ice-fang, crunch, flail
quagsire · Lv. 27
Ability: damp
Held item: damp-rock
rain-dance, haze, mud-shot, scald
floatzel · Lv. 30
Ability: swift-swim
Held item: sitrus-berry
brine, ice-fang, bite, aqua-jet
Fantina
ghostghost
Bring: super effectiveghostdark
At risk: keep these outpsychicghost
Avoid: resistednormalfightingpoisonbug
Leader team
drifblim · Lv. 32
Ability: aftermath
Held item: zoom-lens
strength-sap, hex, fly, will-o-wisp
gengar · Lv. 34
Ability: cursed-body
Held item: colbur-berry
confuse-ray, shadow-claw, sludge-bomb, dazzling-gleam
mismagius · Lv. 36
Ability: levitate
Held item: expert-belt
confuse-ray, phantom-force, magical-leaf, dazzling-gleam
Byron
steelsteel
Bring: super effectivefirefightingground
At risk: keep these outicerockfairy
Avoid: resistednormalgrassicepoisonflyingpsychicbugrockdragonsteelfairy
Leader team
bronzor · Lv. 36
Ability: levitate
flash-cannon, confuse-ray, trick-room, sandstorm
steelix · Lv. 36
Ability: sturdy
Held item: soft-sand
thunder-fang, earthquake, sandstorm, gyro-ball
bastiodon · Lv. 39
Ability: sturdy
Held item: sitrus-berry
flash-cannon, iron-defense, stone-edge, thunderbolt
Candice
iceice
Bring: super effectivefirefightingrocksteel
At risk: keep these outgrassgroundflyingdragon
Avoid: resistedice
Leader team
snover · Lv. 38
Ability: snow-warning
Held item: icy-rock
razor-leaf, mist, water-pulse, avalanche
sneasel · Lv. 38
Ability: pickpocket
Held item: chople-berry
metal-claw, hone-claws, dig, avalanche
medicham · Lv. 40
Ability: pure-power
Held item: expert-belt
bulk-up, brick-break, rock-slide, ice-punch
abomasnow · Lv. 42
Ability: snow-warning
Held item: sitrus-berry
aurora-veil, giga-drain, earthquake, blizzard
Volkner
electricelectric
Bring: super effectiveground
At risk: keep these outwaterflying
Avoid: resistedelectricflyingsteel
Leader team
raichu · Lv. 46
Ability: static
Held item: shuca-berry
nuzzle, volt-switch, surf, charge-beam
ambipom · Lv. 47
Ability: technician
Held item: chople-berry
fake-out, thunderbolt, double-hit, last-resort
octillery · Lv. 47
Ability: sniper
Held item: expert-belt
octazooka, focus-energy, aurora-beam, charge-beam
luxray · Lv. 49
Ability: intimidate
Held item: sitrus-berry
thunder-fang, ice-fang, iron-tail, crunch
Aaron
bugbug
Bring: super effectivefireflyingrock
At risk: keep these outgrasspsychicdark
Avoid: resistedgrassfightingground
Leader team
dustox · Lv. 53
Ability: shield-dust
Held item: black-sludge
bug-buzz, toxic, light-screen, moonlight
beautifly · Lv. 53
Ability: swarm
Held item: wise-glasses
bug-buzz, psychic, quiver-dance, shadow-ball
vespiquen · Lv. 54
Ability: unnerve
Held item: sitrus-berry
attack-order, defend-order, aerial-ace, acrobatics
heracross · Lv. 54
Ability: guts
Held item: flame-orb
earthquake, brick-break, facade, rock-slide
drapion · Lv. 57
Ability: sniper
Held item: scope-lens
cross-poison, night-slash, earthquake, x-scissor
Bertha
groundground
Bring: super effectivewatergrassice
At risk: keep these outfireelectricpoisonrocksteel
Avoid: resistedelectricpoisonrock
Leader team
quagsire · Lv. 55
Ability: water-absorb
Held item: leftovers
recover, toxic, earthquake, surf
sudowoodo · Lv. 56
Ability: rock-head
Held item: sitrus-berry
sucker-punch, head-smash, double-edge, low-kick
whiscash · Lv. 55
Ability: hydration
Held item: rindo-berry
bulldoze, ice-beam, belch, hydro-pump
golem · Lv. 56
Ability: sturdy
Held item: soft-sand
rock-polish, heavy-slam, earthquake, stone-edge
hippowdon · Lv. 59
Ability: sand-stream
Held item: chesto-berry
ice-fang, earthquake, crunch, rest
Flint
firefire
Bring: super effectivewatergroundrock
At risk: keep these outgrassicebugsteel
Avoid: resistedfiregrassicebugsteelfairy
Leader team
rapidash · Lv. 58
Ability: flame-body
Held item: wide-lens
flame-charge, iron-tail, poison-jab, hypnosis
steelix · Lv. 57
Ability: sheer-force
Held item: life-orb
thunder-fang, fire-fang, iron-tail, crunch
drifblim · Lv. 58
Ability: unburden
Held item: sitrus-berry
strength-sap, minimize, baton-pass, will-o-wisp
lopunny · Lv. 57
Ability: cute-charm
Held item: leftovers
mirror-coat, high-jump-kick, fire-punch, quick-attack
infernape · Lv. 61
Ability: blaze
Held item: focus-sash
fire-punch, thunder-punch, close-combat, mach-punch
Lucian
psychicpsychic
Bring: super effectivebugghostdark
At risk: keep these outfightingpoison
Avoid: resistedfightingpsychic
Leader team
mr-mime · Lv. 59
Ability: filter
Held item: light-clay
psychic, light-screen, reflect, dazzling-gleam
girafarig · Lv. 59
Ability: sap-sipper
Held item: mental-herb
light-screen, psychic, thunderbolt, trick-room
medicham · Lv. 60
Ability: pure-power
Held item: muscle-band
zen-headbutt, high-jump-kick, thunder-punch, ice-punch
alakazam · Lv. 60
Ability: magic-guard
Held item: life-orb
nasty-plot, psychic, future-sight, shock-wave
bronzong · Lv. 63
Ability: levitate
Held item: sitrus-berry
gyro-ball, earthquake, payback, trick-room
Cynthia
mixed
No clear type advantage. Rely on levels and coverage moves.
Leader team
spiritomb · Lv. 61
Ability: pressure
Held item: sitrus-berry
shadow-ball, dark-pulse, psychic, sucker-punch
roserade · Lv. 60
Ability: poison-point
Held item: expert-belt
dazzling-gleam, sludge-bomb, shadow-ball, energy-ball
lucario · Lv. 63
Ability: inner-focus
Held item: wise-glasses
aura-sphere, dragon-pulse, flash-cannon, nasty-plot
gastrodon · Lv. 60
Ability: storm-drain
Held item: leftovers
scald, sludge-bomb, rock-tomb, earthquake
milotic · Lv. 63
Ability: marvel-scale
Held item: flame-orb
recover, mirror-coat, ice-beam, scald
garchomp · Lv. 66
Ability: rough-skin
Held item: yache-berry
dragon-claw, poison-jab, earthquake, swords-dance





