New Mirrodin: Virtual Booster

Epicenter at the Cave Network    R  Land When Epicenter at the Cave Network enters the battlefield, sacrifice a land. When Epicenter at the Cave Network enters the battlefield, target creature gets +4/+4 until end of turn. : Add or to your mana pool.	Microbial Corrosion    U  Enchantment – Aura Enchant artifact or creature : Put a copy of Microbial Corrosion on the battlefield, enchanting target non-enchanted artifact, or non-enchanted creature. At the beginning of your upkeep, enchanted permanent's controller loses 1 life.	Time of Weakness    U  Enchantment Legendary creatures you control gain "Sacrifice a creature: Regenerate this creature." "If it came down to my boys and me, and I had to make the choice? Well, I'd still be eating, I'll tell you that." -Verger, Auriok Outcast	Darksteel Compass    U  Artifact Darksteel Compass is indestructible. , : Look at the top card of your library. You may put it back on top, or reveal the top three cards of your library, gain one life for each land revealed this way, and put the revealed cards on the bottom of your library in any order.	Set Back    C  Instant Return target Artifact or Enchantment to its owner's hand. "More broken tools. I wish I brought a few bars of iron when we left Mirrodin. But how could I have known it was important?" -Ibok, Neurok Engineer
Copperhorn Replica    C  Artifact Creature – Scout Reach , Sacrifice Copperhorn Replica: Untap all creatures you control. "I respect your... consistent approach to design, Ibok, I do. But perhaps the early warning system doesn't need to explode when it functions correctly?" -Denval, Leonin Cleric 3/2	Wretched Mob    C  Creature "When it spotted the would-be thief, that hideous monster shrieked. Oh, Esrael! It was terrible what they did to that child!" -Shalahd, Tel-Jilad Warrior 5/3	Rootwater Guardian    C  Creature – Merfolk Warrior "It appears, when threatened, they fan violent red fins. Well, that's terrifying. On second thought, fishing is for lazy men. We should take up farming." -Orgon, Auriok Illusionist 4/3	Interwoven Bounty    C  Sorcery Search through your library for two basic lands that do not share a type. Put them on the battlefield tapped, then shuffle your library. "The wheat grew. But so did a crop of potato-sized rocks, as if one depended on the other." -Esrael, Agricultural Lead	River Plateaus    C  Land Sacrifice River Plateaus and another land: Search your library for a Plains and an Island and put those cards onto the battlefield tapped. Then shuffle your library.
Pray for Guidance    C  Sorcery Creatures you control get +1/+1 and gain vigilance until end of turn. Salvage (, Move Pray for Guidance from your graveyard to the bottom of your library: Draw a card.) We pray together now, or we die alone. -Sofja, Leonin Prioress	Echoing Ruin    C  Sorcery Destroy target artifact and all other artifacts with the same name as that artifact. Their spears popped into flame, stalling the assault. One hissing Viashino, spear intact, rushed to the front. "That one's mine!" Kelios shouted.	Pteron Replica    C  Artifact Creature – Spirit Flying , Sacrifice Pteron Replica: Regenerate target artifact. "No, I'm okay, Shalahd. It's just... I didn't realize how much I missed until something was returned." -Grenda, Leonin Scout 1/2	Ionized Merfolk    C  Creature – Zombie Artificer When Ionized Merfolk enters the battlefield, put a colored ion counter on it. As long as Ionized Merfolk has a blue token on it, it gains flying. As long as Ionized Merfolk has a black token on it, it gains lifelink. 2/2	Forest    B  Basic Land – Forest

Epicenter at the Cave Network (rare)
Microbial Corrosion (uncommon)
Time of Weakness (uncommon)
Darksteel Compass (uncommon)
Set Back (common)
Copperhorn Replica (common)
Wretched Mob (common)
Rootwater Guardian (common)
Interwoven Bounty (common)
River Plateaus (common)
Pray for Guidance (common)
Echoing Ruin (common)
Pteron Replica (common)
Ionized Merfolk (common)
Forest (basic)