Karapana Omnipotent

{g}: Karapana Omnipotent is a 2/2 creature with first strike
{g}{g}{g}: Karapana Omnipotent is a 5/5 creature with trample.
{g}{g}{g}{g}{g}: Karapana Omnipotent is an 8/8 Creature with trample and shockwave 2(When this creature attacks, it deals 2 damage to each creature of defending player controls.)