Archester: Frontier of Steam: Virtual Booster

Restore to Brilliance    U  Sorcery Return target artifact card from your graveyard to the battlefield under your control.	Smokestack    M  Artifact At the beginning of your upkeep, you may put a soot counter on Smokestack. At the beginning of each player's upkeep, that player sacrifices a permanent for each soot counter on Smokestack.	Steam Converter    U  Artifact , : Add to your mana pool.	Prime Assembly-Worker    R  Artifact Creature – Assembly-Worker : Target Assembly-Worker gets +1/+1 and gains protection from all colors until end of turn. 5/5	Windup Key    C  Artifact – Component Upgraded artifact has ", : Choose a counter on this permanent, then put another one of those counters on it." Upgrade (: Attach to target noncomponent artifact you control. Upgrade only as a sorcery.)
Sandstone Hideout    R  Land : Add to your mana pool. : Add to your mana pool. Activate this ability only if you control an Mountain. : Add to your mana pool. Activate this ability only if you control a Swamp. Filled to the brim with empty souls.	Builder's Plate    C  Artifact – Component When upgraded artifact is put into its owner's graveyard, draw a card. Upgrade (: Attach to target noncomponent artifact you control. Upgrade only as a sorcery.)	Timed Explosive    C  Artifact At the beginning of your end step, put a charge counter on Timed Explosive unless you pay . When Timed Explosive has three or more charge counters on it, sacrifice it. If you do, it deals 3 damage to target creature.	Chancellor's Conscription    C  Enchantment – Aura Enchant creature Enchanted creature's controller may choose not to untap enchanted creature during his or her untap step. Whenever enchanted creature becomes untapped, return it and Chancellor's Conscription to their owners' hands.	Nonrenewable Resources    C  Enchantment – Aura Enchant Land Whenever enchanted land becomes tapped, its controller sacrifices it and adds to his or her mana pool. "These Flats were farms one day, manufactories the next. It's high time the land took itself back." -Terent Livinton, Ex-Flats farmer
Oiled Gears    C  Artifact – Component Upgraded artifact untaps during each player's untap step. Upgrade (: Attach to target noncomponent artifact you control. Upgrade only as a sorcery.)	Snake Oil Salesman    U  Creature – Human Spellslinger , , Discard a card: Each opponent discards a card. If you discarded an artifact card, each opponent loses life equal to the converted mana cost of the card he or she discarded. Activate this ability only at any time you could cast a sorcery. 1/1	Taurox Emptyhand    U  Creature – MInotaur Scout As an additional cost to cast Taurox Emptyhand, target opponent gains control of target artifact you contorl. "Strength does not come from carrying one's things around, but from giving them away." -Big Horn, gangleader 3/3	Self Destruct Button    U  Artifact – Component Sacrifice upgraded artifact: Self Destruct Button deals X damage to each creature and each player, where X is upgraded artifact's converted mana cost. Upgrade (: Attach to target noncomponent artifact you control. Upgrade only as a sorcery.)	Ovius Serpent    R  Creature – Serpent Steam powered – Target nonland permanent loses all activated abilities and Ovius Serpent gains those abilities until end of turn. If only colorless mana was spent to activate this ability, put a Gaze counter on that permanent and this effect doesn't end until Ovius Serpent leaves the battlefield. The more it sees, the more it knows. 5/5

Restore to Brilliance (uncommon)
Smokestack (mythic)
Steam Converter (uncommon)
Prime Assembly-Worker (rare)
Windup Key (common)
Sandstone Hideout (rare)
Builder's Plate (common)
Timed Explosive (common)
Chancellor's Conscription (common)
Nonrenewable Resources (common)
Oiled Gears (common)
Snake Oil Salesman (uncommon)
Taurox Emptyhand (uncommon)
Self Destruct Button (uncommon)
Ovius Serpent (rare)