Mashup: the Gathering Workbench: Virtual Booster

Devoted Lightforge    R  Artifact Creature – Kor Construct Protection from Black , Sacrifice three artifacts: Search your library for an sorcery. You may cast that spell without paying its mana cost as long as it targets a permanent. If that spell can target a black permanent, it must. Then shuffle your library. 3/5	Roiling Fire    U  Sorcery When you cast Roiling Fire, exile it from the game with X time counters on it. At the beginning of your upkeep, if Roiling Fire is exiled, remove a time counter from it. If you do, deal 5 damage to target creature.	Impermanence    U  Enchantment Whenever an artifact becomes the target of a spell or ability, its controller sacrifices it. The Crystal hovered for centuries, unbreakable at the heart of the volcano. One glance from Zuk-Zook shattered it to pieces.	Pine Barrens of Ill Omen    U  Land : Add to your mana pool. : Add , or to your mana pool. You may not use this mana to cast creature spells. The trees provide no shelter, the soil, no comfort.	Claws of the Viashino    C  Enchantment – Aura Enchant creature you control Flash : Enchanted creature gets +1/+0 until end of turn. Return Claws of the Viashino to its owner's hand: Sacrifice the enchanted creature and add to your mana pool.
Kyren Tax Collector    C  Creature – Goblin Advisor Haste If an opponent controls more lands than you, you may play Kyren Tax Collector without paying its mana cost. In Mercandia, there's a tax for future land you will buy. 1/1	Steadfast Assault    C  Sorcery Deal 1 damage to all creatures your opponents control. Creatures you control get +0/+3 until end of turn. Ha! Conviction? Your 'noble spirit' might win wars, but first you'll need to keep your flesh intact.	Curio Curse    C  Enchantment – Aura Enchant Creature When enchanted creature deals damage to a player, look at the top three cards of your library, put one in your hand, put the rest back in any order, then sacrifice Curio Curse. Enchanted creature must attack if able.	Snowball Fight    C  Instant Until end of turn, blocking creatures neither deal, nor receive combat damage, and gain ": Deal 1 damage to target attacking creature".	Prismatic Surge    C  Instant As an additional cost to casting Prismatic Surge, discard a card. Target creature gets +X/+0 where X is equal to the discarded card's converted mana cost, and has protection from the colors of the discarded card.
Unholy Pact    C  Enchantment – Aura Enchant Creature Enchanted creature gets +2/+1. When enchanted creature dies, return that card to the battlefield under your control. "You know how it is. Everyday it's 'trade my soul this', and 'give me more power that'. Of course I don't have more time to visit, Mum."	Evangelizing Aven    C  Creature – Bird Soldier Flying As long as Evangelizing Aven is tapped, it gets +2/-2. "They keep screaching 'Repent! Repent! Repent!'. What will it take to stop their infernal squaking?" - Halina, Dwarven Trader 2/4	Blightsoil Druid    C  Creature – Elf Druid , Pay 1 life: Add to your mana pool. "The land belongs to the murk as far as the eye can see. The deeper you sink, the more you can see." 1/2	Harmonic Vale    C  Enchantment As Harmonic Vale enters the battlefield, choose a color. Whenever a player casts a spell of the chosen color, you may pay . If you do, you gain 2 life.	Forest    B  Basic Land – Forest

Devoted Lightforge (rare)
Roiling Fire (uncommon)
Impermanence (uncommon)
Pine Barrens of Ill Omen (uncommon)
Claws of the Viashino (common)
Kyren Tax Collector (common)
Steadfast Assault (common)
Curio Curse (common)
Snowball Fight (common)
Prismatic Surge (common)
Unholy Pact (common)
Evangelizing Aven (common)
Blightsoil Druid (common)
Harmonic Vale (common)
Forest (basic)