Mashup: the Gathering Workbench: Virtual Booster

Isochron Hipparion    R  Creature – Horse Wizard When Isochron Hipparion enters the battlefield, you may exile a creature from your hand with a converted mana cost of 3 or less. : Isochron Hipparion gains all activated abilities from the exiled creature. "Hipparions are to warriors what aesthir are to skyknights." - from the thesis of Cadet Jarkeld 1/3	Protect the Master    U  Instant – Trap If your opponent controls an attacking creature with power greater than the number of cards in your hand, you may pay rather than pay Protect the Master's mana cost. Put two 3/3 white Djinn creature tokens with flying into play.	Desperate Measure    U  Instant The next 3 damage that a source of your choice would deal to you and/or permanents you control this turn is dealt to target creature you control instead. Reverb (Whenever you cast an instant or a sorcery, you may cast Desperate Measure from your graveyard for .)	Niven's Battlestone    U  Artifact When Niven's Battlestone enters the battlefield, target red creature can and must be blocked by exactly two creatures this turn. : Add to your mana pool. , , Sacrifice Niven's Battlestone: Destroy all non-land permanents with a converted mana cost of three or less.	Creative Eyry    C  Instant When you cast Creative Eyry, cannot be greater than the number of flying creatures you control. Draw X cards.
Holy Favor    C  Enchantment – Aura Enchant Creature Enchanted creature gets +2/+1. At end of turn, return Holy Favor to its owner's hand.	Harmonic Vale    C  Enchantment As Harmonic Vale enters the battlefield, choose a color. Whenever a player casts a spell of the chosen color, you may pay . If you do, you gain 2 life.	Krimson Kount    C  Creature – Kobold Noble Whenever you cast a Kobold, put a Destiny counter on Krimson Kount. Remove a Destiny counter from Krimson Kount: Krimson Kount becomes a 3/4 Kobold Warrior Spirit until end of turn. 0/1	Prismatic Surge    C  Instant As an additional cost to casting Prismatic Surge, discard a card. Target creature gets +X/+0 where X is equal to the discarded card's converted mana cost, and has protection from the colors of the discarded card.	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.
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	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.	Cho-Arrim Augury    C  Instant If an opponent controls a Swamp, and you control a Plains, you may cast Cho-Arrim Augury without paying its mana cost. Draw a card, then put a card from your hand on top of your library. Then look at the top four cards of your library and put them back in any order.	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	Mountain    B  Basic Land – Mountain

Isochron Hipparion (rare)
Protect the Master (uncommon)
Desperate Measure (uncommon)
Niven's Battlestone (uncommon)
Creative Eyry (common)
Holy Favor (common)
Harmonic Vale (common)
Krimson Kount (common)
Prismatic Surge (common)
Claws of the Viashino (common)
Thanatos Drake (common)
Steadfast Assault (common)
Cho-Arrim Augury (common)
Blightsoil Druid (common)
Mountain (basic)