#163.333
Hoothoot/Aggron
163.333
ArtistJapeal
FlyingRock
#333.163
Aggron/Hoothoot
333.163
ArtistJapeal
SteelFlying

63(-3)
HP
66(+3)
83(+27)
ATK
56(-27)
130(+50)
DEF
80(-50)
44(-8)
SP.ATK
52(+8)
57(-1)
SP.DEF
58(+1)
50
SPEED
50
427(+65)
TOTAL
362(-65)

Regular
Reg.
Sturdy: Can't be 1-hit KO'd at full HP.
Rock Head: Doesn't take recoil damage.
Insomnia: Cannot be asleep and can't use Rest.
Keen Eye: Accuracy can't be lowered.
Hidden
HA
Heavy Metal: Double the normal weight for its species.
Tinted Lens: "Not very effective" moves deal 2x damage.

x2
ElectricIceRockSteelWater
ElectricFire
x1
DarkDragonFairyFightingGhostGrassPsychic
DarkFightingGhostIceRockWater
x0.5
BugFireFlyingNormalPoison
DragonFairyFlyingNormalPsychicSteel
x0.25
-
BugGrass
x0
Ground
GroundPoison

#163
4
Hoothoot
163
ArtistPokémon TCG & zagreus8
NormalFlying
Lv.20
#164
6
Noctowl
164
Artistkattenkg
NormalFlying
#163
4
Hoothoot
163
ArtistPokémon TCG & zagreus8
NormalFlying
Lv.20
#164
6
Noctowl
164
Artistkattenkg
NormalFlying
#390
7
Aron
390
Artistbizmythe
SteelRock
Lv.32
#391
6
Lairon
391
ArtistGame Freak
SteelRock
Lv.42
#333
+
Aggron
333
Artistokamical
SteelRock
#390
7
Aron
390
Artistbizmythe
SteelRock
Lv.32
#391
6
Lairon
391
ArtistGame Freak
SteelRock
Lv.42
#333
+
Aggron
333
Artistokamical
SteelRock

Route 1, 2, 3, 4, 8, 11, 22, 36, Viridian Forest
Pokemon: 163
Route 29, 30, 31, 34, 35, 36, 37, Hidden Forest, Viridian River, Evolve Hoothoot (Lv20)
Pokemon: 164
Route 9
Pokemon: 390
Evolve Aron (Lv32)
Pokemon: 391
Mt. Mortar (static), Evolve Lairon (Lv42)
Pokemon: 333