Rose, Soul of Protection

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
{u}{b} Exile target creature from your graveyard, all creatures on the battlefield under your control gain +0/+X until your next turn, where X is the exiled creatures converted mana cost
{r}{b}{t} Exile target creature from your graveyard, deal X damage to target creature, where is is the combined toughness and power of the exiled creature.