Pumpking the Great Ghost King

2 Level 6 Zombie monsters
While you control "Call of the Haunted", your opponent cannot target Zombie monsters you control with monster effects. You can only use each of the following effects of "Pumpking the Great Ghost King" once per turn. If this card is Special Summoned: You can add 1 "Call of the Haunted" or 1 card that mentions it from your Deck to your hand. You can detach 1 material from this card, then target up to 2 cards on the field; return them to the hand.