Fire: Scorpion

Lightning: Raiden

Poison: Reptile

Ice: Sub-Zero

Kazmuda or Inferno

Fire male: Trogdoor

Male fire: Trogdoor

Fatalis (from monster hunter)

vortex for fire wyvern

Smaug

Spyro

Poison: Taco Bell, Venom, My ex

Viserion: if fire and cream colored