Rank F[]
Komodo [Kodora][]
(Found on Xeroph Isle when you go down in the day) (Defender / None) - Slime & Capsichum
Frou-fry [Blue Argon Lizard][]
(Found on uncharted island)(Icemeister / None) - Komodo & Dracky - Argon lizard & Beast family
Dragonthorn[]
(Found on Palaish Isle) (Toxifier / Artful Dodger) - Frou-fry & Capsichum
Argon lizard[]
(Found on Fert Isle and uncharted island) (Toxifier / Escape Artist) - Komodo & Satyr
Rank E[]
Nardragon [Horned Dragon][]
(Found on Celeste Isle) (Martyr / Psycho) - Argon lizard & Crabid - Komodo & Material family
Snapdragon[]
(Frizz & Woosh / Artful Dodger) - Dragonthorn & Goodybag - Dragonthorn & Zombie family
Jargon[]
(Found on Fert Isle) (Toughie / None) - Snapdragon & Chainine
Rank D[]
Green dragon [Dragon][]
(Found in second shrine, no respawn!) (Dragon Lore / None) - Imp & Jargon, imp & wax murderer.
Skelegon [Skullgon][]
(Found on Xeroph Isle) (Crack & Zam / None) - Hacksaurus & Skipper - Green dragon & Zombie family - Hacksaurus & Zombie family
Dragurn [Green Jargon][]
(Found on Infern Isle) (Fire / None) - Jargon & Great sabrecub - Jargon & Beast family
Seasaur[]
(Found on Palaish Isle) (Dragon Lore / Artful Dodger) - Green dragon & Headhunter
Red dragon[]
(Seal / Magic Regenerator) - Green dragon & Lesser demon - Green dragon & Beast family
Rank C[]
Hacksaurus [Battle Rex][]
(Found on Celeste Isle) (Dragon Lore / Critical Massacre) - Dragurn & Gryphon cryphon & snapdragon
Sea dragon [Sea Monster][]
(Ice / Artful Dodger) - Eveel & Seasaurh
Tyrantosaurus [Red Battle Rex][]
(Found on Infern Isle) (Guerilla / Critical Massacre) - Hacksaurus & Chimaera
Metal dragon [Metaldrak][]
(Assassin / None) - Metal slime knight & Red dragon - Hunter mech & Red dragon
Rank B[]
Great argon lizard[]
(Found on Fert Isle) (Breath / None) - Argon lizard+Argon lizard
Abyss diver[]
(Crack & Zap) - Seasaur & Hades condor * (Argon lizard+Argon lizard) (Argon lizard+Argon lizard)
Megalodon[]
(Breath / Artful Dodger, Magic Regenerator) - Octavian sentry & Abyss diver - Jargon & Cockateer
Frou-frou[]
(Cold Sleep / None) - Frou fry+Frou fry
Drakularge [Yellow Gigadragon][]
(Boom Boxer / None) - Archdemon & Frou-frou - Giant moth & Dragon family
Rank A[]
Great dragon [Greatdrak][]
(Ice / Frizzmeister) - Drakularge & Jamirus - A-Rank monster & Dragon family
Mechan-o'-wyrm [Gold Metal Dragon][]
(Barricade / Critical Massacre) - Metal dragon & Great dragon *
Rank S[]
Black dragon [Black Greatdrak][]
(Antimagic / Zammeister) - Great dragon & Bone baron *
Drakulard [Gigadragon][]
(Toughie / Critical Massacre) - Drakularge & Atlas * - Drakularge & Pazuzu *
Alabast dragon [Silver Dragon God][]
(Cleric / Psycho) - Mechan-o'wyrm & Drakulard
Rank X[]
Dragonlord [Dracolord][]
(Dragonlord / Psycho) - (Alabast dragon & Gem slime) & (Alabast dragon & Captain Crow) *
Dragovian lord [King Dragon God][]
(Dragovian Lord / Critical Massacre, Desperado) - Rhapthorne II & Dragonlord *