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.

Cull the Wicked R Sorcery Destroy all black creatures. Draw a card for each creature destroyed in this way. "What do I care about the ones they love? If their loved ones are that vile, then they should suffer for their attachment." -Yariel, Lightbringer	Desperate Measure U Instant The next 3 damage that a source of your choice would deal to you and/or permanents you control this turn is dealt to target creature you control instead. Reverb (Whenever you cast an instant or a sorcery, you may cast Desperate Measure from your graveyard for .)	Den Wrecker U Creature – Wurm At the beginning of your upkeep, you may return a Wurm from your graveyard to your hand. 5/4	Knight of the Periphery U Creature – Thalakos Knight Knight of the Periphery can't be blocked except by unblockable creatures or by creatures named Knight of the Periphery. 'Never', Mirri, is the same as 'Not yet'. -Ertai, Wizard Adept 4/3	Unloved Devil C Creature – Devil Mercenary Flying It's hard to call it flying, the way they seem to fall out of the sky, collapsing on their prey. 1/1
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.	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	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."	Curious Drake C Creature – Drake Flying Whenever Curious Drake deals damage to an opponent, you may draw a card. No bird soars too far, if he soars to find his desire. 2/2	Steaming Sink Pits C Enchantment – Aura Enchant Land Enchanted Land is a Swamp and Mountain. Whenever enchanted land becomes tapped, that land deals two damage to its controller.
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	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	Corona of Power C Snow Snow Snow Enchantment – Aura Enchant green creature. Enchanted creature gains ": Deal damage to target player equal to this creature's power. I call on forest's strength – on every thorn on every bramble – for their mass to break our enemies. -from The Fire within All	Blessing Unbent C Instant As you cast this spell, you may untap two tapped white creatures. When you do, copy it and you may choose a new target for the copy. Target creature gains +2/+2 until end of turn.	Forest B Basic Land – Forest

Cull the Wicked (rare)
Desperate Measure (uncommon)
Den Wrecker (uncommon)
Knight of the Periphery (uncommon)
Unloved Devil (common)
Book Slide (common)
Blightsoil Druid (common)
Unholy Pact (common)
Curious Drake (common)
Steaming Sink Pits (common)
Turn to Brambles (common)
Monsivore Rex (common)
Corona of Power (common)
Blessing Unbent (common)
Forest (basic)