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.

Riddle of Snakes R Instant – Trap Reveal cards from the top of your library until you reveal two nonland cards with a converted mana cost of four or less. You may cast them without paying their mana cost. Shuffle your library, then, if an opponent cast a blue or black spell this turn, put Riddle of Snakes into your library third from the top.	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.)	Unyaro Beekeeper U Creature – Insect Ranger , : Deal 1 Damage to target creature or player. Level Up When there are 3 level counters on Unyaro Beekeeper, flip it. 2/3 Unyaro Hivemaster C Creature – Insect Ranger , : Deal 2 damage to target creature or player. 3/4	Soul of the Machine U Enchantment Whenever an opponent casts an artifact, gain 3 life. Whenever an opponent activates an ability on an artifact, gain 3 life.	Plume Serpent C Creature – Serpent When Plume Serpent enters the battlefield, you may search your library for an Island card and put it onto the battlefield tapped under target player's control. If you do, shuffle your library. Plume Serpent can't attack unless defending player controls an Island. 6/5
Evangelizing Aven C Creature – Bird Soldier Flying As long as Evangelizing Aven is tapped, it gets +2/-2. "They keep screaching 'Repent! Repent! Repent!'. What will it take to stop their infernal squaking?" - Halina, Dwarven Trader 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	Kyren Tax Collector C Creature – Goblin Advisor Haste If an opponent controls more lands than you, you may play Kyren Tax Collector without paying its mana cost. In Mercandia, there's a tax for future land you will buy. 1/1	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	Creative Eyry C Instant When you cast Creative Eyry, cannot be greater than the number of flying creatures you control. Draw X cards.
Rat Nest Ogre C Creature – Ogre Discard a card at random from your hand: Rat Nest Ogre can't block this turn. Any player may play this ability. "Been living with the rats too long. Can no longer see. Rats don't mind, though. Just give me their eyes." 4/1	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.	Cursed Blade C Artifact – Equipment : Attach Cursed Blade to target creature. Equipped creature gets +1/+1. , Sacrifice Cursed Blade: Destroy the last creature Cursed Blade was equipped to.	Wicked Witch Engine C Artifact Creature – Elemental Horror : Target player dealt damage by Wicked Witch Engine this turn loses 1 life. 2/2	Forest B Basic Land – Forest

Riddle of Snakes (rare)
Sapling Grove (uncommon)
Unyaro Beekeeper (uncommon)
Soul of the Machine (uncommon)
Plume Serpent (common)
Evangelizing Aven (common)
Corona of Power (common)
Kyren Tax Collector (common)
Coast Guarder (common)
Creative Eyry (common)
Rat Nest Ogre (common)
Explosive Shoots (common)
Cursed Blade (common)
Wicked Witch Engine (common)
Forest (basic)