Pokemon: 33
Devolve head to Nidorino
Pokemon: 391
Devolve body to Lairon
#34.333
Nidoking/Aggron
34.333
2
duchell
poisonrock
#333.34
Aggron/Nidoking
333.34
scarecrow_924
steelground

77(+4)
HP
73(-4)
104(+6)
ATK
98(-6)
145(+34)
DEF
111(-34)
76(+8)
SP.ATK
68(-8)
70(+5)
SP.DEF
65(-5)
61(-12)
SPEED
73(+12)
533(+45)
TOTAL
488(-45)

Regular
Sturdy: Can't be 1-hit KO'd at full HP.
Poison Point: On contact, the attacker has a 30% chance to be poisoned.
Rock Head: Doesn't take recoil damage.
Rivalry: Inflicts 1.25x damage against the same gender but 0.75× to the opposite gender. Doesn't work if either Pokémon is genderless.
Hidden
Sheer Force: Effect chance moves have 1.3x power but lose the effect.
Heavy Metal: Double the normal weight for its species.

x4
ground
-
x4
x2
psychicsteelwater
fightingfiregroundwater
x2
x1
darkdragonelectricfightingghostgrassicerock
darkghostgrassice
x1
x1/2
bugfairyfireflyingnormal
bugdragonfairyflyingnormalpsychicsteel
x1/2
x1/4
poison
rock
x1/4
x0
-
electricpoison
x0

#32
Nidoran♂
32
+
kingofthe_x_roads
poison
Lv.16
#33
Nidorino
33
6
Game Freak & blaquaza
poison
MOONSTONE
#34
Nidoking
34
+
Pokémon TCG & hopesndreams
poisonground
#390
Aron
390
7
bizmythe
steelrock
Lv.32
#391
Lairon
391
6
Game Freak
steelrock
Lv.42
#333
Aggron
333
+
okamical
steelrock