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.

Roiling Fire U Sorcery When you cast Roiling Fire, exile it from the game with X time counters on it. At the beginning of your upkeep, if Roiling Fire is exiled, remove a time counter from it. If you do, deal 5 damage to target creature.	Demonic Force R Creature – Demon : Destroy target land. : Counter target black spell. This ability may only be used by your opponents. 5/5	Intermittent Reparations U Enchantment Whenever an opponent casts a spell that targets you or a creature you control, flip a coin. If you win the flip, draw two cards. We're sorry you're village was destroyed. Currently, the senate is negotiating to determine reparations. Continue to write. A scribe will be with you shortly.	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	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.)
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	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.	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	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	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.
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	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	Cursed Blade C Artifact – Equipment : Attach Cursed Blade to target creature. Equipped creature gets +1/+1. , Sacrifice Cursed Blade: Destroy the last creature Cursed Blade was equipped to.	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".	Plains B Basic Land – Plains

Roiling Fire (uncommon, foil)
Demonic Force (rare)
Intermittent Reparations (uncommon)
Blade of Shiv (uncommon)
Seasonal Front (uncommon)
Savaen Blessing (common)
Claws of the Viashino (common)
Shade of Prey (common)
Corona of Power (common)
Pull of Pyromancy (common)
Curious Drake (common)
Unloved Devil (common)
Cursed Blade (common)
Snowball Fight (common)
Plains (basic)