Rathalos

Poisonous 2, Flying
If there is a Rathian under your control, Rathalos
gets a +1/+1 counter.
Terrible wyverns called "Kings of the Skies". Along
with Rathians, they stake wide territories centered
around their nests. Rathalos descend on invaders from
the sky, attacking with poison claws and breath of fire.