Mashup: the Gathering Workbench: Virtual Booster

Phyrexian Revenger    R  Artifact Creature – Horror Reveal your hand: Target opponent chooses a card in your hand, and you discard it. Whenever you discard a card, Phyrexian Revenger gets your choice of flying, first strike, deathtouch or lifelink. "Weakness is versatile. Why exploit only one?" -Gix, Yawgmoth Praetor 4/4	Dive Deeper    U  Enchantment At the beginning of your upkeep, put a pressure counter on Dive Deeper. At the beginning of your precombat main phase, exile up to X target cards in a single graveyard, where X is equal to the number of pressure counters on Dive Deeper. Then, if there are four or more pressure counters on Dive Deeper, sacrifice it.	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	Defender of the Sedge    U  Creature – Troll When Defender of the Sedge enters the battlefield, search through your library for a creature with a converted mana cost equal to or less than the number of creatures an opponent has in play, and put it on the battlefield. Then, shuffle your library. : Regenerate Defender of the Sedge. 2/2	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
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	Necrospawn Liege    C  Creature – Zombie Cleric Tap an untapped creature you control, or lose 1 life: Put a devotion counter on Necrospawn Liege. Remove five devotion counters from Necrospawn Liege: Draw a card. 3/3	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.	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.	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.
Coast Guarder    C  Creature – Bird Soldier Scout Flying Whenever an opponent casts a creature spell, put a +1/+1 counter on Coast Guarder. 2/1	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	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	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.	Swamp    B  Basic Land – Swamp

Phyrexian Revenger (rare)
Dive Deeper (uncommon)
Dragonskull Aethermage (uncommon)
Defender of the Sedge (uncommon)
Friend Ward (common)
Monsivore Rex (common)
Necrospawn Liege (common)
Learned Response (common)
Prismatic Surge (common)
Steadfast Assault (common)
Coast Guarder (common)
Thanatos Drake (common)
Corona of Power (common)
Blessing Unbent (common)
Swamp (basic)