Mashup: the Gathering Workbench: Virtual Booster

Wave of Landscape    R  Sorcery All creatures get +2/-2 and can't block until end of turn. For past hour, distant rumbling. Wildstock upset. Sergeant Yenib reports hills to east are now also to south, and... moving toward us? - Commander Hoswell, Last Entry	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	Institute of Arcane Sewers    U  Land , : Add to your mana pool. : Until end of turn, Institute of Arcane Sewers becomes a 1/1 blue and red Merfolk Wizard with ": Institute of Arcane Sewers deals one damage to target creature or player."	Abolishadon    U  Creature – Beast Abolishadon costs less for each creature in play with a counter on it. Trample When Abolishadon enters the battlefield, return all creatures with counters on them to their owner's hand. 5/5	Explosive Shoots    C  Sorcery As an additional cost to cast Explosive Shoots, sacrifice a land. Search through your library for a basic land, put it onto the battlefield, then shuffle your library. Each player gains 1 life for each basic land type they control, then Explosive Shoots deals 3 damage to each player.
Talruun Firebrand    C  Creature – Minotuar Warrior When Talruun Firebrand enters the battlefield, it deals 3 damage to all players. Quiet! I cannot promise victory for our tribe, but I will promise an end to the fighting! 3/3	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.	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	Anti-Aura Acolyte    C  Creature – Elemental Shaman Protection from enchantments , Discard Anti-Aura Acolyte: Target creature gains protection from enchantments until end of turn. 2/2	Monsivore Rex    C  Creature – Lhurgoyf First strike Monsivore Rex gets +1/+0 for each Mountain you control and for each Mountain in your graveyard. "Oh, Saffi! Must you overreact to -" - Hans Eriksson, last words. 0/1
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	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.	Friend Ward    C  Enchantment – Aura Enchant creature Enchanted creature gains protection from its colors. This effect does not remove Friend Ward. "When you wield authority, there is no greater threat to yourself, than yourself." -The Lord of Atlantis	Plains    B  Basic Land – Plains

Wave of Landscape (rare)
Volcanic Cannonade (uncommon)
Institute of Arcane Sewers (uncommon)
Abolishadon (uncommon)
Explosive Shoots (common)
Talruun Firebrand (common)
Harmonic Vale (common)
Evangelizing Aven (common)
Anti-Aura Acolyte (common)
Monsivore Rex (common)
Walking Nightmuse (common)
Shade of Prey (common)
Book Slide (common)
Friend Ward (common)
Plains (basic)