Crideous' Monstrosity

Devoid (This card has no color)
Whenever you cast a creature spell, put a +1/+1 counter on Crideous' Monstrosity.
Creature spells your opponents cast cost {1} more for every +1/+1 counter on this card.
Trample, Haste
Once a proud being, reduced to ruin and corrupted by power.