Mashup: the Gathering Workbench: Virtual Booster

Drain the Humours    R  Enchantment – Aura Enchant Creature Enchanted creature gets +3/+3 and gains Intimidate. At the beginning of the second main step, if the enchanted creature attacked this turn, for each land the opponent controls, that player adds a mana to his or her mana pool that that land could produce, then puts all mana from that player's mana pool into yours.	Volcanic Cannonade    U  Sorcery As an additional cost to cast Volcanic Cannonade, sacrifice any number of creatures you control. Deal X damage to up to X target creatures and/or players, where X is equal to the number of creatures sacrificed. "Oh, goblins fly all the time. They're never happy about it, mind you." -Ethan Sable, Icatian Lieutenant	Protective She-Wolf    U  Creature – Wolf Defender When Protective She-Wolf enters the battlefield, draw a card. When Protective She-Wolf blocks a creature, it deals damage equal to its power to the attacking creature's controller. 2/2	Sapling Grove    U  Land , : Add to your mana pool. Level Up If Sapling Grove has 3 level counters, it becomes a 3/3 green Treefolk with trample and "Remove a level counter from Sapling Grove: Sapling Grove gets +2/+2 until end of turn." (It's still a land.)	Cursed Blade    C  Artifact – Equipment : Attach Cursed Blade to target creature. Equipped creature gets +1/+1. , Sacrifice Cursed Blade: Destroy the last creature Cursed Blade was equipped to.
Turn to Brambles    C  Instant Target creature becomes a 2/3 green Plant Wall with defender and ": Regenerate this creature." until end of turn. Wrap arms and roots together, be convulsed with grief, and bring back chaos out of shape. - Conrad Aiken, The Room	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	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.	Creative Eyry    C  Instant When you cast Creative Eyry, cannot be greater than the number of flying creatures you control. Draw X cards.	Book Slide    C  Instant When you cast Book Slide, X cannot be more than the number of attacking and blocking creatures on the battlefield. Draw X cards. Each day, the Librarians of Lat-Nam fight against the growing tide of books. The books are winning.
Holy Favor    C  Enchantment – Aura Enchant Creature Enchanted creature gets +2/+1. At end of turn, return Holy Favor to its owner's hand.	Pull of Pyromancy    C  Enchantment When Pull of Pyromancy enters the battlefield, put a 3/3 Red Elemental creature token onto the battlefield. At the beginning of each player's upkeep, Pull of Pyromancy deals 1 damage to that player, unless he or she controls an Elemental.	Walking Nightmuse    C  Creature – Spirit Creatures can't block Walking Nightmuse unless their controller discards a card for each creature he or she controls that's blocking Walking Nightmuse. 4/2	Shade of Prey    C  Creature – Bird Shade Flying Sacrifice a land: Return Shade of Prey to its owner's hand. : Shade of Prey gets +1/+1 until end of turn. 2/1	Plains    B  Basic Land – Plains

Drain the Humours (rare)
Volcanic Cannonade (uncommon)
Protective She-Wolf (uncommon)
Sapling Grove (uncommon)
Cursed Blade (common)
Turn to Brambles (common)
Kyren Tax Collector (common)
Claws of the Viashino (common)
Creative Eyry (common)
Book Slide (common)
Holy Favor (common)
Pull of Pyromancy (common)
Walking Nightmuse (common)
Shade of Prey (common)
Plains (basic)