Rozammose, Reaping God

Indestructible, hexproof, deathtouch, trample
As long as there are 10 or more cards in your graveyard, other creatures you control have deathtouch and trample.
Rozammose, Reaping God can't attack or block unless an opponent's lifetotal is an even number.
{b}: Target creature can't be blocked this turn.
{g}: Target creature gets +3/+3 until end of turn.
"The greatest words are those left unspoken."