Lightning:Azymondias

Permafrost (ice wyvern)

Fire: Scorpion

Lightning: Raiden

Poison: Reptile

Ice: Sub-Zero

Smaug

Spyro

Poison: Taco Bell, Venom, My ex

Poison: Venom, Pyro, Veneno.

Dragon these balls

If lightning: Tesla coil

Dart