Obsessive Skinner

Creature — Human Rogue — {1}{G}

When this creature enters, put a +1/+1 counter on target creature.
Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, put a +1/+1 counter on target creature.

Rareza: uncommon

Rango EDHREC: 14344