Tombstone Stairwell [Mirage] Timeless Creatures you control get +2/+2

Creatures you control get +2/+2 until end of turn

"They're gone

Which tells us the way to go

{1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its converted mana cost until end of turn

Take an extra turn after this one if an opponent cast a blue spell this turn

Tombstone Stairwell [Mirage] Timeless Creatures you control get +2/+2Set: Mirage Type: World Enchantment 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 beginning of