You can only play this card if your Undead Guardian is “Meg’Saria, Princess Of Lost Souls”. This card cannot be destroyed by opposing player’s Unified cards. Static: Each time an Undead Warrior is sent from side of the field or your deck to the discard pile, you can place 1 Soul Counter on this card. Once per turn: You can remove 15 Soul Counters from this card and revive up to 5 Undead Warriors with different names, from your discard pile, to your side of the field. You can only control 1 face-up “Vault Of Souls”.