Antares, Graveyard Arisen

Whenever Antares, Graveyard Arisen attacks,
each player puts the top card from their library
into their graveyard.
Antares, Graveyard Arisen gets +1/+1 if you
control a black permanent in your graveyard.
Antares, Graveyard Arisen gets +1/+1 if you
control a green permanent in your graveyard.
"We can't hear you from the graveyard."