Chimera

Multiattack - This creature makes three attacks: one with its bite, one with its horns, and one with its claws. When its fire breath is available, it can use the breath in place of its bite or horns.
Bite Attack Horns Attack Claws Attack
Fire Breath - The dragon head exhales fire in a 15-foot cone. Each creature on the opponents side of the field must make a saving throw.