Quetzalcoatl, The Serpent

Flying, Indestructible
When this card enters the battleflield create X
5/5 serpents with flying, X is equal to the number of cards in your graveyard
{p/r}{p/g}: Sacrifice one of your creatures, you gain 3 life, create a 5/5 serpent with flying
equal to the creatures toughness
"I am neither good nor bad, I am responsible for the first deaths and life"