If not works, Download Dragon City on Mobile, and get this Dragon for Free.
You must use 2 Hybrid !
Medieval + Dandelion or Volcano + Dandelion for example...
You can easily get Dandelion by Recruitment Tarven
try aiplaine + medieval also u can get armadillo and flamin rock and soccer and pearl
i breed firebird and flurocent and get coolfire........ BUT you can breed soccer+soccer and many more
But that is a diffrent variant and has diffrent attacks and is weaker and it also doesn't count in the bok of dragons.
I bred dandelion + laser. But it gave me a Firebird. I bred Flame + Dandelion, It worked
How to get Cool Fire:
Flame + Dandelion= Cool Fire
Laser + Dandelion= Cool Fire
Medieval + Dandelion = Cool Fire
Firebird + Flourescent= Cool Fire
Airplane + Medieval=Cool Fire
Soccer + Soccer=Cool Fire
Volcano + Dandelion= Cool Fire
If you have a hard time in getting the Dandelion dragon niether breed:
Nature + Ice= Mojito or Dandelion
Coral + Ice =Dandelion
Or Get it in the Recruitment Tavern for 100% Chance
Medieval + Alpine = Cool Fire, Armadillo, Soccer, Platinum, Pearl, Flaming Rock, Volcano