Cannot be destroyed by monster effects. You can only use each of the following effects of «Shining Sarcophagus» once per turn. During your Main Phase: You can add 1 card that mentions «Shining Sarcophagus» from your Deck to your hand, except «Shining Sarcophagus». If your opponent Special Summons a monster(s) from the GY (except during the Damage Step): You can discard 1 Spell, then target 1 of those monsters; send it to the GY.