Tobias, Desperate Scavenger

As an additional cost to cast Tobias, Desperate Scavenger, you may exile X cards from your graveyard. If you do, this creature enters the battlefield with X additional +1/+1 counters.
Trample
{r} Exile two instant or sorcery cards from a
graveyard: This creature deals 3 damage to target creature or planeswalker.
{b}{g} Exile three cards from a graveyard: this
creature gets a +1/+1 counter.