The following Pokemon are in two egg groups. This allows the breeder to breed TM and egg moves from one egg group to another.
----------------------------------------------------------------------------
Monster/Ground
----------
Ampharos
Exploud
Flaaffy
Loudred
Mareep
Nidoking, Nidoran (F), Nidoran (M), Nidorino
Rhydon, Rhyhorn, Rhyperior
Whismur
----------------------------------------------------------------------------
Monster/Plant
----------
Abomasnow
Bayleef, Bulbasaur
Chikorita
Grotle
Ivysaur
Meganium
Snover
Torterra, Tropius, Turtwig
Venusaur

------------------------------------------------------------------------
Monster/Water 1
----------
Blastoise
Croconaw
Feraligatr
Lapras
Marshtomp, Mudkip
Slowbro, Slowking, Slowpoke, Squirtle, Swampert
Totodile
Wartortle
--------------------------------------------------------------------------
Monster/Dragon
----------
Charizard, Charmander, Charmeleon
Gabite, Garchomp, Gible, Grovyle
Sceptile
Treecko
--------------------------------------------------------------------------

Ground/Monster
----------
Ampharos
Exploud
Flaaffy
Loudred
Mareep
Nidoking, Nidoran (F), Nidoran (M), Nidorino
Rhydon, Rhyhorn, Rhyperior
Whismur
----------------------------------------------------------------------------
Ground/Plant
----------
Nuzleaf
Seedot, Shiftry
-------------------------------------------------------------------------
Ground/Water 1
----------
Bibarel, Bidoof, Buizel
Delibird, Dewgong
Empoleon
Floatzel
Golduck
Piplup, Prinplup, Psyduck
Quagsire
Sealeo, Seel, Spheal
Walrein, Wooper
------------------------------------------------------------------------
Ground/Water 2
----------
Wailmer, Wailord
----------------------------------------------------------------------------
Ground/Fairy
----------
Delcatty
Granbull
Mawile
Pachirisu, Pikachu
Raichu
Skitty, Snubbull
-------------------------------------------------------
Ground/HumanShape
----------
Buneary
Chimchar
Infernape
Lopunny, Lucario
Monferno
Spinda
------------------------------------------------------------
Ground/Flying
----------
Farfetch'd
-----------------------------------------
Ground/Dragon
----------
Arbok
Ekans
Seviper
---------------------------------------
Bug/Plant
----------
Paras, Parasect
----------------------------------------------------
Bug/Water 1
----------
Masquerain
Surskit
-------------------------------------------------------
Bug/Water 3
----------
Drapion
Skorupi
-----------------------------------------------
Bug/HumanShape
----------
Illumise
Volbeat
--------------------------------------------

Plant/Monster
----------
Abomasnow
Bayleef, Bulbasaur
Chikorita
Grotle
Ivysaur
Meganium
Snover
Torterra, Tropius, Turtwig
Venusaur
-----------------------------------------------------
[Plant/Ground
----------
Nuzleaf
Seedot, Shiftry
----------------------------------------------------
Plant/Bug
----------
Paras, Parasect
----------------------------------------------------
Plant/Water 1
----------
Lombre, Lotad, Ludicolo
-------------------------------------------
Plant/Fairy
----------
Breloom
Cherrim, Cherubi
Hoppip
Jumpluff
Roselia, Roserade
Shroomish, Skiploom
----------------------------------------
Plant/HumanShape
----------
Cacnea, Cacturne
--------------------------------------------

Water 1/Monster
----------
Blastoise
Croconaw
Feraligatr
Lapras
Marshtomp, Mudkip
Slowbro, Slowking, Slowpoke, Squirtle, Swampert
Totodile
Wartortle
--------------------------------------------
Water 1/Ground
----------
Bibarel, Bidoof, Buizel
Delibird, Dewgong
Empoleon
Floatzel
Golduck
Piplup, Prinplup, Psyduck
Quagsire
Sealeo, Seel, Spheal
Walrein, Wooper
----------------------------------------------
Water 1/Bug
----------
Masquerain
Surskit
--------------------------------------------
Water 1/Plant
----------
Lombre, Lotad, Ludicolo
-----------------------------------------
Water 1/Water 2
----------
Octillery
Relicanth, Remoraid
-----------------------------------------
Water 1/Water 3
----------
Corphish, Corsola, Crawdaunt
Kabuto, Kabutops
Omanyte, Omastar
-----------------------------------------------------
Water 1/Indeterminate
----------
Gastrodon
Shellos
--------------------------------------------------------------
Water 1/Fairy
----------
Azumarill
Marill
----------------------------------------------------
Water 1/Flying
----------
Pelipper
Wingull
-----------------------------------------------
Water 1/Dragon
----------
Dragonair, Dragonite, Dratini
Feebas
Horsea
Kingdra
Milotic
Seadra
------------------------------------------------------

Water 2/Ground
----------
Wailmer, Wailord
-----------------------------------------------------
[Water 2/Water 1
----------
Octillery
Relicanth, Remoraid
------------------------------------------------------------
Water 2/Dragon
----------
Gyarados
Magikarp
----------------------------------------------------------

[ Water 3/Bug
----------
Drapion
Skorupi
------------------------------------------------
Water 3/Water 1
----------
Corphish, Corsola, Crawdaunt
Kabuto, Kabutops
Omanyte, Omastar
--------------------------------------------

Indeterminate/Water 1
----------
Gastrodon
Shellos
--------------------------------------------
Indeterminate/Fairy
----------
Castform
---------------------------

Fairy/Ground
----------
Delcatty
Granbull
Mawile
Pachirisu, Pikachu
Raichu
Skitty, Snubbull
Fairy/Plant
----------
Breloom
Cherrim, Cherubi
Hoppip
Jumpluff
Roselia, Roserade
Shroomish, Skiploom
[Fairy/Water 1
----------
Azumarill
Marill
Fairy/Indeterminate
----------
Castform
Fairy/Flying
----------
Togekiss, Togetic
Fairy/Mineral
----------
Froslass
Glalie
Snorunt

HumanShape/Ground
----------
Buneary
Chimchar
Infernape
Lopunny, Lucario
Monferno
Spinda
HumanShape/Bug
----------
Illumise
Volbeat
HumanShape/Plant
----------
Cacnea, Cacturne

[Flying/Ground
----------
Farfetch'd
Flying/Water 1
----------
Pelipper
Wingull
Flying/Fairy
----------
Togekiss, Togetic
Flying/Dragon
----------
Altaria
Swablu

Dragon/Monster
----------
Charizard, Charmander, Charmeleon
Gabite, Garchomp, Gible, Grovyle
Sceptile
Treecko
Dragon/Ground
----------
Arbok
Ekans
Seviper
Dragon/Water 1
----------
Dragonair, Dragonite, Dratini
Feebas
Horsea
Kingdra
Milotic
Seadra
Dragon/Water 2
----------
Gyarados
Magikarp
Dragon/Flying
----------
Altaria
Swablu

Mineral/Fairy
----------
Froslass
Glalie
Snorunt