#4.88
Charmander/Grimer
4.88
#88.4
Grimer/Charmander
88.4

52(-14)
HP
66(+14)
70(+9)
ATK
61(-9)
47(+2)
DEF
45(-2)
53(+7)
SP.ATK
46(-7)
50
SP.DEF
50
38(-13)
SPEED
51(+13)
310(-9)
TOTAL
319(+9)

Regular
Reg.
Stench: Damaging moves have a 10% chance to make the target flinch.
Sticky Hold: Held item can't be removed by other Pokémon.
Blaze: When it has 1/3rd or less max HP, Fire-type moves have 1.5x power.
Hidden
HA
Poison Touch: Contact moves have a 30% chance of poisoning the target with each hit.
Solar Power: In sunny weather, has 1.5x SP.ATK but loses 1/8th max HP each turn.

x4
Ground
x4
x2
PsychicRockWater
x2
x1
DarkDragonElectricFlyingGhostNormal
x1
x0.5
FightingFireIcePoisonSteel
x0.5
x0.25
BugFairyGrass
x0.25

#4
Charmander
4
Lv.16
#5
Charmeleon
5
Lv.36
#6
Charizard
6
#4
Charmander
4
Lv.16
#5
Charmeleon
5
Lv.36
#6
Charizard
6
#88
Grimer
88
Lv.38
#89
Muk
89
#88
Grimer
88
Lv.38
#89
Muk
89

Pallet Town (starter) (gift), Cerulean City (trade), Viridian River (static)
Pokemon: 4
Evolve Charmander (Lv16)
Pokemon: 5
Evolve Charmeleon (Lv36)
Pokemon: 6
Route 17 (quest), Route 14, 15, 17, Celadon City, Celadon Sewers, Pokemon Mansion, Power Plant
Pokemon: 88
Route 17 (quest), Route 14, 15, 17, Celadon City, Celadon Sewers, Pokemon Mansion, Evolve Grimer (Lv38)
Pokemon: 89