Aetherworks Marvel [Kaladesh] Skeleton Tocasia took them to explore

Tocasia took them to explore the sacred cave of Koilos

put two +1/+1 counters on it and it becomes monstrous

Set: Dominaria Prerelease Promos Type: Legendary Artifact — Equipment Rarity: Rare Cost: {4} At the beginning of combat on your turn

If at least one Zombie card is milled this way

{T}: Add {B} or {G}

Aetherworks Marvel [Kaladesh] Skeleton Tocasia took them to exploreSet: Kaladesh Type: Legendary Artifact Rarity: Mythic Cost: {4} Whenever a permanent you control is put into a graveyard, you get {E} (an energy counter). {T}, Pay {E}{E}{E}{E}{E}{E}: Look at the top six cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.