Nightmare Wheel (PGD-106) Unlimited [Pharaonic Guardian]

Select 1 monster. As long as this card remains face-up on the field, the selected monster cannot attack or change its battle position except by the effect of a Spell, Trap, or Effect Monster Card. This card inflicts 500 points of Direct Damage to your opponent''s Life Points during each of your Standby Phases. When the selected monster is destroyed or removed from the field, this card is also destroyed.