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.	Cryptic Guildmage R Creature – Human Wizard If you would draw a card, you may instead put a card from your graveyard on top of your library. Whenever a card goes to your graveyard from anywhere, exile it, and each player loses 1 life. "So many spirits. So few bodies." 2/2	Dragonskull Aethermage U Creature – Human Wizard When Dragonskull Aethermage enters the battlefield, choose one – Return target land to its owner's hand if you control a Mountain; or, return target creature to it's owner's hand if you control a Swamp. 2/2	Smoke Spirit U Creature – Elemental : Smoke Spirit gets +1/+0 until end of turn. : Counter target spell unless its controller pays . is equal to Smoke Spirit's power. 1/3	Stone Geyser U Enchantment All lands gain "Whenever this land is tapped for mana, it deals 1 damage to a creature you control. Creatures dealt damage this way gain flying until end of turn." "Dragons can fly. Big deal. They can't fall like we do." —Oop, Goblin Sledder
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".	Thanatos Drake C Creature – Drake Flying , , Exile a card from your graveyard: Target player discards a card. Activate this ability only any time you could cast a sorcery. 2/4	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	Pull of Pyromancy C Enchantment When Pull of Pyromancy enters the battlefield, put a 3/3 Red Elemental creature token onto the battlefield. At the beginning of each player's upkeep, Pull of Pyromancy deals 1 damage to that player, unless he or she controls an Elemental.	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
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.	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	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	Island B Basic Land – Island

Claws of the Viashino (common, foil)
Cryptic Guildmage (rare)
Dragonskull Aethermage (uncommon)
Smoke Spirit (uncommon)
Stone Geyser (uncommon)
Snowball Fight (common)
Thanatos Drake (common)
Friend Ward (common)
Pull of Pyromancy (common)
Evangelizing Aven (common)
Claws of the Viashino (common)
Steadfast Assault (common)
Turn to Brambles (common)
Corona of Power (common)
Island (basic)