Cost of Progress: 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.

Petra, Temple of the Purists R Legendary Land , Add to your mana pool. Pay two life, Add one mana of any color to your mana pool. Sacrifice a creature, Add one mana of any color to your mana pool. Illus. Phillip Straub	Crypt Mutants U Creature – Mutants Infect When Crypt Mutants enters the battlefield, put a 1/1 black mutant token with infect onto the battlefield. No one knows what happens down in the crypts. Illus. squidinc @ CG Society 2/2	Fire Sigil U Enchantment – Sigil Fire Sigil enters the battlefield with three fire counters on it. Whenever a creature an opponent control attacks you or a creature you control, take one fire counter off of Fire Sigil; Fire Sigil deals 1 damage to the attacking creature. When Fire Sigil has zero fire counters on it, sacrifice it. Illus. Steve Argyle	Beneficial Mutation U Enchantment Mutated Terrain enters the battlefield as a copy of target basic land you control. -Needs Flavor Text- Illus. Uwe Jarling	No more commons
Unstable Genome C Enchantment When unstable genome enters the battlefield, roll a six-sided die. Put X charge counters on Unstable Genome, where X is the number rolled. All clones get +X/+X, where X is the number of charge counters on Unstable Genome -Needs Flavor Text- Illus. Richard Grey	No more commons	No more commons	No more commons	No more commons
Corrosive Anurid C Creature – Anurid Reach Infect "Coming from the swamp, the Corrosive Anurids are able to spit highly acidic liquid at their enemies" Excerpt from "Creatures of Shelt" Illus. Ron Spencer 2/2	Flightless Kilpin C Creature – Bird "While flightless, the Kilpins have a thick layer of blubber." Excerpt from "Creatures of Shelt" Illus. Roberto Goring 0/2	Stoneserpent Sentry C Creature – Human-Snake Hybrid "The Stoneserpents are interesting creatures. Scientists in the lab mixed themselves with snakes and this is what that got." Laboratory Tour-Guide Illus. Quinton Hoover 3/3	Overwhelming Ooze C Sorcery Destroy target creature. That creature's controller puts a 2/2 Ooze token on the battlefield under their control. -Needs Flavor Text- Illus. Natascha Roeoesli	Island B Basic Land – Island

Petra, Temple of the Purists (rare)
Crypt Mutants (uncommon)
Fire Sigil (uncommon)
Beneficial Mutation (uncommon)
Unstable Genome (common)
Corrosive Anurid (common)
Flightless Kilpin (common)
Stoneserpent Sentry (common)
Overwhelming Ooze (common)
Island (basic)