Mashup: the Gathering Workbench: Virtual Booster

Celestial Glider    R  Creature – Griffin Flying, vigilance Discard a card: Exile target flying creature blocking Celestial Glider. And up and up the Dragon flew, and up and up the Griffon. The air grew weak and breath was few, but neither one would give in. -From "Why Griffin Flies High" 4/4	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	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	Unrefine    U  Instant The next time target creature would deal combat damage to a player this turn, instead target opponent reveals that many cards from his or her hand and you choose one of them. That player discards that card and you draw a card. "There is evil in all things. Even innocence." -Cabal Patriarch	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
Creative Eyry    C  Instant When you cast Creative Eyry, cannot be greater than the number of flying creatures you control. Draw X cards.	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	Anti-Aura Acolyte    C  Creature – Elemental Shaman Protection from enchantments , Discard Anti-Aura Acolyte: Target creature gains protection from enchantments until end of turn. 2/2	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."	Kyren Tax Collector    C  Creature – Goblin Advisor Haste If an opponent controls more lands than you, you may play Kyren Tax Collector without paying its mana cost. In Mercandia, there's a tax for future land you will buy. 1/1
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.	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.	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	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

Celestial Glider (rare)
Sanctum Whisperer (uncommon)
Gilded Hulk (uncommon)
Unrefine (uncommon)
Rat Nest Ogre (common)
Creative Eyry (common)
Shade of Prey (common)
Anti-Aura Acolyte (common)
Unholy Pact (common)
Kyren Tax Collector (common)
Steadfast Assault (common)
Blessing Unbent (common)
Turn to Brambles (common)
Snowball Fight (common)
Plains (basic)