'*' means true digivolution, ones that are seen in the Digimon series and movie.
(m) means Mega level in the DNA Digivolution section.

Rookies
Agumon
Aruraumon
Armadillomon
Betamon
Candlemon
Chuumon
ClearAgumon
Crabmon
Dokunemon
Elecmon
Floramon
Gabumon
Gazimon
Gizamon
Goblimon
Gomamon
Gotsumon
Guilmon
Hagurumon
Hawkmon
Impmon
Tapirmon


Champions
Airdramon - Wormmon, Hawkmon, Patamon
Angemon - Patamon*, Gabumon, Palmon, Hawkmon
Ankylomon - Armadillomon*, Tentomon, Gomamon
Apemon - Tapirmon, Candlemon
Aquilamon - Hawkmon*, Biyomon, Palmon
Birdramon - Biyomon*
BlackGatomon - Salamon, Tapirmon, Floramon
BomberNanimon - Chuumon, Elecmon, Lopmon
Clockmon - Kokuwamon, ToyAgumon
Coelamon - Crabmon*, Gomamon
Darkrizamon - Armadillomon, Veemon, Gabumon
DarkTyrannomon - Gazimon
Deltamon - ToyAgumon, Patamon, Armadillomon
Devimon - DemiDevimon*, Gazimon, ToyAgumon, Kokuwamon
Devidramon - Gazimon, Gizamon
Dogmon - Terriermon, Renamon, ClearAgumon
Dokugumon - Biyomon, Palmon, Wormmon, Armadillomon, Gabumon
Dolphmon - Gomamon, Crabmon
Drimogemon - Kunemon
Flarerizamon - Agumon, Goblimon, Muchomon
Flymon - Gizamon, Kunemon, Dokunemon
Gargomon - Terriermon*
Garurumon - Gabumon*, Tapirmon, DemiDevimon, Gazimon, ToyAgumon, Agumon, Salamon,
  Sharmamon
Gekomon - Otamamon*, Tentomon, Gotsumon
Gesomon - Gomamon, Penguinmon, SnowGoblimon
Golemon - Agumon, Biyomon
Gorillamon - Kokuwamon, Veemon, Patamon
Greymon - Agumon*, ToyAgumon, Gotsumon, Hawkmon
Growlmon - Guilmon*, Agumon
Gururumon - Gabumon, Tapirmon, Psychemon
Hyogamon - SnowAgumon, Muchomon, SnowGoblimon
IceDevimon - Agumon, DemiDevimon, Kokuwamon
Icemon - Gotsumon, SnowAgumon, Aruraumon
Ikkakumon - Gomamon*, Syakomon
Kurisarimon - Keramon*
Ninjamon - Aruraumon, Tsukaimon
Vilemon - DemiDevimon, Biyomon


Ultimates
AeroVeedramon - Veedramon, Shurimon
Andromon - Unimon, Ogremon, Shellmon, Guardromon, Deputymon, ShimaUnimon
Angewomon - Gatomon*, Angemon
Antylamon - Endigomon*
Arukenimon - Dokugumon, Flymon
Asuramon - Ogremon, Sorcerymon, Pidmon
Blossomon - Kiwimon, Togemon
BlueMeramon - IceDevimon, Angemon, Meramon
Brachiomon - Zassoumon
Cherrymon - Woodmon, RedVeggiemon
Digitamamon - Nanimon
Etemon - Sukamon
Garudamon - Birdramon*, Fuugamon, Akatorimon
Gigadramon - Airdramon, Flarerizamon
Giromon - Centarumon, Bakemon, Drimogemon
Kimeramon - Nanimon
MagnaAngemon - Angemon, Pegasusmon
MegaKabuterimon - Kabuterimon, Gatomon
Meteormon - Icemon*, Golemon
Okuwamon - Kuwagamon*, Flymon, Unimon
Orochimon - Raidramon, Allomon, Growlmon
SkullMeramon - Meramon, Wizardmon, Angemon
Whamon Ultimate - Whamon*, Dolphmon, Ikkakumon


Megas
BelialMyotismon - Myotismon
Crossmon - Parrotmon
Deathmon - SkullSatamon
Demon - SkullSatamon, SkullGreymon, Garudamon, Dragomon, MarineDevimon, LadyDevimon
Devitamamon - SkullMeramon, Digitamamon, Triceramon
Diaboromon - Infermon*
Dukemon - MegaloGrowlmon*, MetalGreymon
Evamon - SkullSatamon, Vadermon
Goldramon - Cyberdramon, MagnaAngemon, MasterTyrannomon
GrandKuwagamon - Okuwamon*, Shakkoumon
HerculesKabuterimon - MegaKabuterimon*, Okuwamon
HighAndromon - Andromon, Tekkamon, Giromon
Imperialdramon - Paildramon*, Knightmon
Kerpymon - Antylamon*
Magnadramon - Angewomon*, Okuwamon, MegaKabuterimon, Panjyamon
Phoenixmon - Garudamon, AeroVeedramon, Deramon

DNA Digivolve
Angewomon - Kabuterimon/Monochromon, Gatomon/Starmon
Apocalymon(m) - MetalSeadramon/Puppetmon, Machinedramon/Piedmon
Arukenimon - Flybeemon/Honeybeemon
Babamon(m) - Vadermon/Ultimate, Monzaemon/Ultimate
BigMamemon - Greymon/Guardromon, Deputymon/Mekanorimon, Vilemon/Rockmon
Boltmon(m) - SkullMeramon/Pumpkinmon, WereGarurumon/Ultimate
Brachiomon - Yanmamon/SandYanmamon, Greymon/PlatinumSukimon
Crossmon(m) - Kimeramon/MetalGreymon, Blossomon/Nanomon
Cyberdramon - Greymon/Deputymon, Ebidramon/ShimaUnimon, Thundermon/Pidmon
Deathmon(m) - ExTyrannomon/Jagamon
Demon(m) - Arukenimon/Mummymon
Dinobeemon - Stingmon/ExVeemon, Kabuterimon/Kuwagamon
Divermon - Dolphmon/Ikkakumon, Dolphmon/Leomon
Dragomon - Gesomon/Seadramon, Octomon/Coelamon
Etemon - Swanmon/Butterflymon, Nefertimon/Tylomon, Hyougamon/Fuugamon
Garbagemon - Togemon/Woodmon, Kiwimon/RedVeggiemon
Garudamon - Aquilamon/Tylomon, Bitmon/Goatmon
Gigadramon - Cockatrimon/Akatrimon
GrandKuwagamon(m) - DinoBeemon/MegaKabuterimon
Gryphonmon(m) - Blossomon/Deramon
Imperialdramon(m) - Paildramon/MetalGreymon
Jagamon - Kabuterimon/Monochromon, Tortomon/Starmon
Jijimon(m) - Etemon/Ultimate, SkullMeramon/Ultimate
Kimeramon - Kabuterimon/Devimon, Garurumon/Greymon
Magnadramon(m) - Angewomon/Lilymon
Pukumon(m) - MarineDevimon/Ultimate, Dagomon/Ultimate
Scorpiomon - Coelamon/Seadramon, Gesomon/Ikkakumon, Octomon/Rukamon


The Four Digital Guardians
Azulongmon
  Mega
  Data
  Holy Dragon Digimon
  Blue Lightning, Wind Electricity
  "One of the Four Holy Beasts, he has DigiCores around his four legs
and protects the Eastern part of the Digital World."

Baihumon
  Mega
  Data
  Holy Beast Digimon
  Vajra, Iron Claws
  "One of the Four Holy Beasts, he boasts supreme power and has the 
attribute of steel. He guards the Western part of the Digital World."

Zhuqiaomon
  Mega
  Vaccine
  Holy Beast Digimon
  Phantom Mist, Black Hail
  "This oldest of the Four Holy Beasts is the Guardian of the North.
He projects illusions onto the fog and invites mental destruction!"