Not a managarmr
(Probably for Lightnings)
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.
Not a managarmr
(Probably for Lightnings)
Thorn = Fire Dragon
Bloodwing = Lightning Dragon
Stormcutter
HELLFIRE (if it is a fire)
If male poison Lizzie
Caraxes-Fire
Lightning: Smite
dreki(Syntac)(Icelandic for dragon)
Fire: Reshiram
Blackish skin: charcoal
Bane of mobile players
Black fire(RidleyFromSuperMechroid)
Poison:viper
Poison:cherry heart
Ice: Frozone
If lightning: sans
Plasma (Lightning)
The Dreamtime
Fire:Smaug
Lightning:Storm
Poison:Medusa
Ice:Frostbite