#1.80
Bulbasaur/Slowbro
1.80
#80.1
Slowbro/Bulbasaur
80.1

61(-17)
HP
78(+17)
66(+9)
ATK
57(-9)
89(+20)
DEF
69(-20)
76(-12)
SP.ATK
88(+12)
70(-5)
SP.DEF
75(+5)
35(-5)
SPEED
40(+5)
397(-10)
TOTAL
407(+10)

Regular
Reg.
Oblivious: Immune to Infatuation and Taunt.
Overgrow: When it has 1/3rd or less max HP, Grass-type moves have 1.5x power.
Overgrow: When it has 1/3rd or less max HP, Grass-type moves have 1.5x power.Own Tempo: Prevents confusion.
Hidden
HA
Regenerator: On switch out, restore 1/3rd max HP.
Chlorophyll: SPEED is doubled in sunny weather.
Own Tempo: Prevents confusion.
Oblivious: Immune to Infatuation and Taunt.

x4
Bug
-
x2
DarkFireFlyingGhostIcePoison
ElectricGroundPsychic
x1
DragonFairyNormalRockSteel
DarkDragonFlyingGhostGrassNormalRock
x0.5
ElectricFightingGrassGroundPsychicWater
BugFairyFightingFireIcePoisonSteelWater

#1
Bulbasaur
1
Lv.16
#2
Ivysaur
2
Lv.32
#3
Venusaur
3
#1
Bulbasaur
1
Lv.16
#2
Ivysaur
2
Lv.32
#3
Venusaur
3
#79
Slowpoke
79
Lv.37
Water Stone
#80
Slowbro
80
#199
Slowking
199
#79
Slowpoke
79
Lv.37
Water Stone
#80
Slowbro
80
#199
Slowking
199

Pallet Town (starter) (gift), Cerulean City (trade), Viridian River (static)
Pokemon: 1
Evolve Bulbasaur (Lv16)
Pokemon: 2
Evolve Ivysaur (Lv32)
Pokemon: 3
Vermillion City (trade), Route 4, 10, 12, 13, 14, 15, 17, 19, 22, 23, 24, Boon Island, Cerulean Cape, Cerulean Cave, Cerulean City, Chrono Island, Cinnabar Island, Crimson City, Dark Cave, Pallet Town, Ruins of Alph, Safari Zone A1, A2, A3, A4, A5, Seafoam Islands, Slowpoke Well, Tohjo Falls, Treasure Beach, Vermillion City, Viridian River
Pokemon: 79
Mt. Mortar (static), Bond Bridge, Cerulean Cave, Safari Zone A1, A2, A3, A4, A5, Seafoam Islands, Slowpoke Well, Tohjo Falls, Treasure Beach, Evolve Slowpoke (Lv37)
Pokemon: 80
Slowpoke Well, Evolve Slowpoke (Water Stone or King's Rock)
Pokemon: 199