Mox Amber [Dominaria Prerelease Promos] March of the Machine Promos where X is the number

where X is the number of Slivers you control

Set: Kaladesh Type: Artifact Rarity: Rare Cost: {1} Whenever one or more +1/+1 counters are put on a permanent you control

Set: Torment Type: Sorcery Rarity: Common Cost: {1}{R} Green creatures and white creatures can't block this turn

Celebration — Gallant Pie-Wielder has double strike as long as two or more nonland permanents entered the battlefield under your control this turn

Set: Mirage Type: Enchantment — Aura Rarity: Common Cost: {1}{B} Enchant creature

Mox Amber [Dominaria Prerelease Promos] March of the Machine Promos where X is the numberSet: Dominaria Prerelease Promos Type: Legendary Artifact Rarity: Mythic Cost: {0} {T}: Add one mana of any color among legendary creatures and planeswalkers you control. A moment in time made tangible, it has the power to realize epic visions.