Odd One Out

[oocyst]

Bisharp isn't weak to fairy!

Eevee, rattata, meowth

 

[Yoshikkko]

bisharp isn't weak to fairy types ninja'd lol

only meowth learns pay-day

zygarde, kyurem, zekrom

 

[Sirfetch’d]

Zygarde isn't a part of the Tao Trio!

Ludicolo, Gorebyss, Starmie

 

[Yoshikkko]

gorebyss gets shell smash

god its too easy this way :(

alomomola, gengar, larvitar

 

[oocyst]

alomomola doesnt learn curse

Ho-oh, Regirock, Darkrai

 

[Gulpin]

magnemite only has one eye, does that count x)

I was going for Inkay hasn't had its type retconned like the other two, but hey you're still right!

Regirock doesn't have a move.

Flaaffy, Gloom, Kirlia

 

[Sirfetch’d]

Flaaffy doesn't have a secondary type!

Onix, Rhydon, Aerodactyl

 

[Sopheria]

Rhydon's primary type is Ground.

Moltres, Entei, Heatran

 

[Sirfetch’d]

Heatran has a Fighting weakness!

Larvitar, Bagon, Axew?

 

[Sopheria]

Larvitar's the only non-dragon type.

Cloyster, Dewgong, Jynx

 

[Gulpin]

Jynx is part Psychic type instead of Water.

Cleffa, Azurill, Solosis

 

[Sirfetch’d]

Solosis isn't a baby Pokemon!

Shuckle, Blissey, Steelix

 

[Lycanthropy]

Blissey is the only one not weak to water attacks.

Cryogonal, Zangoose, Jynx

 

[Gulpin]

Zangoose is Normal type!

Armaldo, Archeops, Omastar

 

[Sopheria]

Omastar's name starts with an "O"

Kabutops, Roggenrola, Onix

 

[Nidorina of Time Lord]

Kabutops is the only fully evolved one!

Vileplume, Exeggutor and Shiftry!

 

[Gulpin]

Shiftry is from the third generation!

Gengar, Dusknoir, Banette

 

[Sirfetch’d]

Dusknoir can't mega evolve!

Sableye, Spiritomb, Eelektross?

 

[Gulpin]

Eelektross cannot be hit super-effectively by anything! At least in Gen 6. Also he is Electric type.

Gyrados, Audino, Medicham

 

[Apollo]

Camerupt isn't one of Flannery's Pokemon during the initial battle!

Dewgong, Milotic, Azumarill