Mandalor or Malastare
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.
If it's a grey fire Kratos
Fire wyvern: inferno
Lightning: bolt
(If Lightning) Zeus
Ice : Frozone
If it is a Fire Blaze
Lighting: Zeus
If Ice:Light Fury
Fire rags
Wyvis
Lightning:shocker
Killua ;)
Tesla(Lightning)
Female Mrs lighting
If fire: Gordon Ramsay
Poison: Viper Fire: Inferno
Shrookan(from eragon)
Ice period
Lightnen bolts