Gravekeeper's Headman (SOFU-EN012)

If this card is Summoned: You can target 1 Level 4 “Gravekeeper's” monster in your GY; Special Summon it in face-up Attack Position or face-down Defense Position. This effect cannot be negated by the effect of “Necrovalley”. You can only use this effect of “Gravekeeper's Headman” once per turn.