Smaug from hobbit
Wyvern
The Wyvern is a highly sought-after massive flying dragon that can overpower most creatures it faces. The deadly Wyvern, which is only tamable by stealing and raising as a baby, can be found in four varieities — Fire, Ice, Lightning, and Poison — each of which have distinct attacks.

Name ideas for your Wyvern from ARK players.
Ice: Cryogen (Calamity)
Poison: Plaguebringer (Cal.)
Fire: Yharon (Calamity)
Cindrethresh
Liskanoth
Iridikron
Poison Male-Cybro Poison female- Cyber
Poison:glory from wof
DWAYGON
For Poison- Dart
Ice: Winter from Wings of Fire
(Poison) Baja Blast
Zuko/Azula
Pheonix
dilophosaurus on roids if poison
Fire: Ruby (female) ember (male)
Ender
Clay
Lightning: Storm
Fire: Pyro