Oath of Ghouls

Enchantment, 1B (2)
At the beginning of each player's upkeep, if there are more creature cards in that player's graveyard than in any of his or her opponents' graveyards, the player may return target creature card of his or her choice from his or her graveyard to his or her hand.¹
Illus. Brom

Crystal Keep Rulings Summaries

• The check for the number of creatures in the graveyard is made at the beginning of upkeep and this ability does not trigger if the condition is not met. The condition is also checked on resolution and the ability does nothing if it is not still true. [D'Angelo 1999/06/01]
• It targets the creature card in the graveyard. This target is selected when announcing the ability. [WotC Rules Team 1998/07/01]

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (1/6)	Exodus (Rare)