Diminished Returner is a uncommon Creature — Phyrexian Skeleton card from Alchemy: Dominaria (YDMU), collector number 9.
Diminished Returner enters tapped. {B}{B}: Diminished Returner perpetually gets -1/-1, then return it to the battlefield. Activate only if Diminished Returner is in your graveyard and its toughness is 2 or greater.