Baldrix, Crafter of Flesh

{2}, {t}: Create a 2/X black green Phyrexian
Horror creature with "Add 2 -1/-1 counters to
this card: add {b}{b}{g}. This can only be done
once each turn.", then exile X artifacts and/or creatures until the token dies.
{1}: Switch target creature's power and toughness
and give that creature Trample.
Partner with Drixis, Infestor of Flesh