Tombstone Stairwell [Mirage] Countdown Calendar Promos it gains these effects

it gains these effects

•During the Damage Step

Set: Speed Duel: Trials of the Kingdom Card type: Normal Trap Rarity: Ultra Rare When a monster is destroyed by battle and sent to the GY: Special Summon that monster to the same field it was on

Cannot be destroyed by card effects while it has Xyz Material

Set: Duelist of the Roses Rarity: Secret Rare Attack: 1700 Defense: 1600 [ROCK]

Tombstone Stairwell [Mirage] Countdown Calendar Promos it gains these effectsSet: Mirage Type: World Enchantment Rarity: Rare Cost: {2}{B}{B} Cumulative upkeep {1}{B} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of each upkeep, if Tombstone Stairwell is on the battlefield, each player creates a 2 2 black Zombie creature token with haste named Tombspawn for each creature card in their graveyard. At the