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.

Necrogen Portal M Enchantment Skip your beginning phase (Skip your untap, upkeep and draw steps). At the beginning of your end step, you may discard any number of cards. If you do, untap that many permanents you control. Pay 1 life: Draw a card.	Gilded Hulk U Artifact Creature – Golem At the beginning of your second main phase, if Gilded Hulk attacked, add three mana of any color to your mana pool. I tried, once, to give one a soul. I had to remove it again when the creature went berserk. -Volrath 5/4	Brothers from the Slab U Creature – Human Druid : Reveal the top seven cards of your library, then put them on the bottom of your library in a random order. Add to your mana pool for each Druid revealed in this manner. We are cut from the same slab. Who among you is better than I? 2/2	Defender of the Sedge U Creature – Troll When Defender of the Sedge enters the battlefield, search through your library for a creature with a converted mana cost equal to or less than the number of creatures an opponent has in play, and put it on the battlefield. Then, shuffle your library. : Regenerate Defender of the Sedge. 2/2	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
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.	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.	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	Wicked Witch Engine C Artifact Creature – Elemental Horror : Target player dealt damage by Wicked Witch Engine this turn loses 1 life. 2/2	Learned Response C Instant You may pay 1 life and exile a blue card from your hand rather than pay Learned Response mana cost. Counter target non-creature spell.
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	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	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.	Forest B Basic Land – Forest

Necrogen Portal (mythic)
Gilded Hulk (uncommon)
Brothers from the Slab (uncommon)
Defender of the Sedge (uncommon)
Friend Ward (common)
Claws of the Viashino (common)
Steadfast Assault (common)
Blightsoil Druid (common)
Wicked Witch Engine (common)
Learned Response (common)
Monsivore Rex (common)
Rat Nest Ogre (common)
Book Slide (common)
Holy Favor (common)
Forest (basic)