Unburden: Virtual Booster

Ravenous Muck    R  Land As Ravenous Muck enters the battlefield, you may sacrifice a creature. If you don't, Ravenous Muck enters the battlefield tapped. : Add or to your mana pool. Splinter (When this card enters the battlefield, you may pay 1 life. If you do, create a 1/1 Green Ooze creature token.).	Share Pain    U  Sorcery Target player loses X life, where X is 5 minus your life total.	Padar Guildmage    U  Creature – Human Wizard : Target player fathoms the top card of his or her library. Activate this ability only during one of that player's main phases. (He or she exiles the top card of his or her library. Until end of turn, he or she may play that card.) 2/2	Spatial Breach    U  Land , Sacrifice Spatial Breach: You may choose a basic land you own from outside of the game and put it onto the battlefield tapped.	Ambush Volley    C  Instant Ambush Volley deals damage to target attacking creature equal to the number of tapped creatures you control.
Voracious Caterpillar    C  Creature – Insect , Sacrifice a Forest: Transform Voracious Caterpillar. 1/2 Captivating Butterfly    C  Creature – Insect Flying All creatures able to block Captivating Butterfly do so. 3/3	Borrowing 100,000 Arrows    C  Sorcery Draw a card for each tapped creature target opponent controls.	No more commons	No more commons	No more commons
Exhaustive Stay    C  Instant Counter target spell unless its controller pays for each tapped creature you control.	Flash in the Pan    C  Sorcery Target player fathoms the top three cards of his or her library. (He or she exiles the top three cards of his or her library. Until end of turn, he or she may play those cards.)	No more commons	No more commons	Mountain    B  Basic Land – Mountain

Ravenous Muck (rare)
Share Pain (uncommon)
Padar Guildmage (uncommon)
Spatial Breach (uncommon)
Ambush Volley (common)
Voracious Caterpillar (common)
Borrowing 100,000 Arrows (common)
Exhaustive Stay (common)
Flash in the Pan (common)
Mountain (basic)