Mashup: the Gathering Workbench: Virtual Booster

This booster was generated with modern collation since the cardset contains mythics: 1 rare / mythic, 3 uncommons, 10 commons, 1 basic land.
You could alternatively have 15 random cards regardless of rarity.

Linvala's Fury R Instant Split Second Draw a card, then lose 1 life. Activated abilities of creatures your opponents control can't be activated this turn.	Seasonal Front U Sorcery Choose one – Search your library for X basic lands, put them onto the battlefield, tapped, then shuffle your library; or, destroy X target lands. Entwine (Choose both if you pay the entwine cost.)	Corps Recruiter U Creature – Human Soldier , , Sacrifice a land: Search your library for a Soldier card and a Plains card, reveal them, and put them into your hand. Then shuffle your library. 3/3	Blade of Shiv U Artifact Blade of Shiv enters the battlefield tapped. Sacrifice Blade of Shiv, , : Counter target artifact spell. Sacrifice Blade of Shiv, , : Destroy target artifact. "Sturdy boots, a strong cloak and a stronger sword. If you want to thrive, though, you'll need something extra." -Shivan Guide	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.
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.	Cho-Arrim Augury C Instant If an opponent controls a Swamp, and you control a Plains, you may cast Cho-Arrim Augury without paying its mana cost. Draw a card, then put a card from your hand on top of your library. Then look at the top four cards of your library and put them back in any order.	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.	Rat Nest Ogre C Creature – Ogre Discard a card at random from your hand: Rat Nest Ogre can't block this turn. Any player may play this ability. "Been living with the rats too long. Can no longer see. Rats don't mind, though. Just give me their eyes." 4/1	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
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.	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.	Creative Eyry C Instant When you cast Creative Eyry, cannot be greater than the number of flying creatures you control. Draw X cards.	Necrospawn Liege C Creature – Zombie Cleric Tap an untapped creature you control, or lose 1 life: Put a devotion counter on Necrospawn Liege. Remove five devotion counters from Necrospawn Liege: Draw a card. 3/3	Mountain B Basic Land – Mountain

Linvala's Fury (rare)
Seasonal Front (uncommon)
Corps Recruiter (uncommon)
Blade of Shiv (uncommon)
Claws of the Viashino (common)
Prismatic Surge (common)
Cho-Arrim Augury (common)
Explosive Shoots (common)
Rat Nest Ogre (common)
Walking Nightmuse (common)
Book Slide (common)
Harmonic Vale (common)
Creative Eyry (common)
Necrospawn Liege (common)
Mountain (basic)