Anguirus, Kaiju of the Forest

This creature costs {1} less to cast for each green creature you control
Debt {5}
Trample, Double Strike, Reach
When attacking, this creature gets +X/+X, where X is the total number of creatures attacking
{g}{g}{g}{g}{t}:Put a +1/+1 counter on each creature you control
{2}{g}{g}: Proliferate