Mashup: the Gathering Workbench: Virtual Booster

This booster was generated with modern collation since the cardset contains mythics: 1 rare / mythic, 3 uncommons, 10 commons, 1 basic land.
You could alternatively have 15 random cards regardless of rarity.

Volrath's Slaveyard R Enchantment Whenever a creature dies, put a doom counter on Volrath's Slaveyard. At the beginning of your upkeep, for each doom counter on Volrath's Slaveyard, you may return target creature card from your graveyard to your hand. : Remove a doom counter from Volrath's Slaveyard. Any player may activate this ability.	Sapling Grove U Land , : Add to your mana pool. Level Up If Sapling Grove has 3 level counters, it becomes a 3/3 green Treefolk with trample and "Remove a level counter from Sapling Grove: Sapling Grove gets +2/+2 until end of turn." (It's still a land.)	Mecha Mesa Mount U Artifact Creature – Pegasus Flying Mecha Mesa Mount can't attack, unless at least two other creatures are attacking. When Mecha Mesa Mount attacks, up to three target creatures can't block this turn. 2/2	Necromancer's Echo U Creature – Skeleton Wizard Morph (You may cast this face down as a 2/2 creature for . Turn it face up any time for its morph cost.) When you turn Necromancer's Echo face up, return a creature from your graveyard to your hand. : Return Necromancer's Echo from your graveyard to the battlefield tapped and face down. 1/1	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
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	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.	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	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	Talruun Firebrand C Creature – Minotuar Warrior When Talruun Firebrand enters the battlefield, it deals 3 damage to all players. Quiet! I cannot promise victory for our tribe, but I will promise an end to the fighting! 3/3
Explosive Shoots C Sorcery As an additional cost to cast Explosive Shoots, sacrifice a land. Search through your library for a basic land, put it onto the battlefield, then shuffle your library. Each player gains 1 life for each basic land type they control, then Explosive Shoots deals 3 damage to each player.	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".	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	Holy Favor C Enchantment – Aura Enchant Creature Enchanted creature gets +2/+1. At end of turn, return Holy Favor to its owner's hand.	Swamp B Basic Land – Swamp

Volrath's Slaveyard (rare)
Sapling Grove (uncommon)
Mecha Mesa Mount (uncommon)
Necromancer's Echo (uncommon)
Krimson Kount (common)
Shade of Prey (common)
Learned Response (common)
Friend Ward (common)
Thanatos Drake (common)
Talruun Firebrand (common)
Explosive Shoots (common)
Snowball Fight (common)
Corona of Power (common)
Holy Favor (common)
Swamp (basic)