Druid of Harmony

Play with the top card of your library revealed.
Druid of Harmony gets +X/+X, where, where X
is the revealed card's converted mana cost.
As long as the revealed card is a creature with trample, Druid of Harmony has trample. The
same is true for haste, flying, vigilance, menace,
first strike, deathtouch, double strike, lifelink, indestructible, reach and hexproof.