Evolve head to Muk
Pokemon: 89
Evolve body to Bayleef
Pokemon: 153
#88.152
Grimer/Chikorita
88.152
2
toniaglitched
poisongrass
#152.88
Chikorita/Grimer
152.88
toniaglitched
grasspoison

68(+12)
HP
56(-12)
59(-10)
ATK
69(+10)
60(+5)
DEF
55(-5)
43(-3)
SP.ATK
46(+3)
55(-5)
SP.DEF
60(+5)
38(+7)
SPEED
31(-7)
323(+6)
TOTAL
317(-6)

Regular
Stench: Damaging moves have a 10% chance to make the target flinch.
Sticky Hold: Held item can't be removed by other Pokémon.
Overgrow: When it has 1/3rd or less max HP, Grass-type moves have 1.5x power.
Hidden
Leaf Guard: Prevents status problems in sunny weather.
Poison Touch: Contact moves have a 30% chance of poisoning the target with each hit.

x2
fireflyingicepsychic
x2
x1
bugdarkdragonghostgroundnormalpoisonrocksteel
x1
x1/2
electricfairyfightingwater
x1/2
x1/4
grass
x1/4

#88
Grimer
88
6
Game Freak
poison
Lv.38
#89
Muk
89
+
The Pokémon Company & drawde15
poison
#152
Chikorita
152
+
Game Freak & rndomtheartist
grass
Lv.16
#153
Bayleef
153
6
ketrindarkdragon
grass
Lv.32
#154
Meganium
154
+
sueterregorampa
grass