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.

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.	Jhoira, the Ancient M Legendary Creature – Vampire Wizard When you cast Jhoira, the Ancient , exile all cards in target player's hand. : Put a time counter on target exiled card. You may cast spells in the exile zone without paying their mana cost if it has three or more time counters on it. 5/8	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	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	Sanctum Whisperer U Creature – Human Cleric Sacrifice Sanctum Whisperer: The next time damage is dealt to a you or a creature you control this turn, the controller of that source of damage reveals his or her hand. You choose a card from it, and that player discards that card. 1/4
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	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.	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.	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.	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
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	Savaen Blessing C Enchantment – Aura Enchant Land Enchanted Land gains protection from other enchantments. Sacrfice Savaen Blessing: Destroy target enchantment. "When the land is pure, the magic will follow." -Sidaen of Savaen	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	Snowball Fight C Instant Until end of turn, blocking creatures neither deal, nor receive combat damage, and gain ": Deal 1 damage to target attacking creature".	Forest B Basic Land – Forest

Claws of the Viashino (common, foil)
Jhoira, the Ancient (mythic)
Gilded Hulk (uncommon)
Knight of the Periphery (uncommon)
Sanctum Whisperer (uncommon)
Monsivore Rex (common)
Steaming Sink Pits (common)
Claws of the Viashino (common)
Learned Response (common)
Shade of Prey (common)
Friend Ward (common)
Savaen Blessing (common)
Corona of Power (common)
Snowball Fight (common)
Forest (basic)