Colossal Season

Trample
If you would cast Colossal Dreadmaw from your
hand, you may also cast a token copy
of Colossal Dreadmaw for {4}{g}{g}.
If an effect would allow you to cast Colossal
Dreadmaw from outside the game,
you may instead cast two copies of
Colossal Dreadmaw from outside the game