Cortraevas: Perpetuality: Virtual Booster

Light Shield Defenses    R  Enchantment Light Shield Defenses enters the battlefield with X Barrier counters on it, where X is the total number of counters on creatures you control. Whenever a source would deal damage to you, you may remove a Barrier counter from Light Shield Defenses. If you do, prevent that damage.	Depth Salvager    U  Artifact Creature – Merfolk Monk Prowess At the beginning of your endstep, if Depth Salvager's power is four or greater, you may return target artifact card from your graveyard to your hand. 2/2	Molten Maw    U  Artifact – Equipment Equipped creature has ": This creature gets +1/+0 until end of turn. If this ability was activated three or more times this turn, damage dealt by the equipped creature can't be prevented this turn." Equip .	Life-System Revitalization    U  Enchantment When Life-System Revitalization enters the battlefield, put a +1/+1 counter on target creature you control. At the beginning of your upkeep, gain 1 life for each permanent you control with one or more counters on it. Cortraevas was fully reactivated, and one mind was ready to look towards the next upgrade.	Design Degradation    C  Enchantment – Aura Enchant creature Enchanted creature gets -1/-1. Whenever the enchanted creature gains a counter, its controller loses 3 life.
Warning Mark    C  Enchantment – Aura Flash Enchant creature Enchanted creature doesn't untap during its controller's untap step unless its controller puts a +1/+1 counter on target creature an opponent controls.	Scrapmaw    C  Artifact Creature – Beast Repurpose (As you cast this spell, you may remove any number of +1/+1 counters from creatures you control.) When Scrapmaw enters the battlefield, destroy up to one noncreature artifact or enchantment with a mana value less than or equal to the number of counters repurposed.	Saber-Hand Geist    C  Creature – Spirit Flying : Saber-Hand Geist gains first strike until end of turn. Their only memory tethering them to Cortraevas is the blade they knew how to use. 1/1	Guided Research    C  Instant When target permanent or spell is put into a library, shuffle your own library, then draw a card. The Unknown followed the thin strings of memory they had, in order to find out why they sensed dread on this dead plane.	Energizing Axe    C  Artifact – Equipment Equipped creature gets +2/+1. Whenever the equipped creature attacks, if that creature doesn't have a +1/+1 counter on it, put a +1/+1 counter on it. Equip
Construction Sentinel    C  Artifact Creature – Human Spider Construction Sentinel enters the battlefield with a +1/+1 counter. As long as Construction Sentinel has two or more +1/+1 counters on it, Construction Sentinel has reach. As long as Construction Sentinel has three or more +1/+1 counters on it, Construction Sentinel has vigilance 0/0	Burst-Stride Soldier    C  Artifact Creature – Human Soldier Haste Weld (When this creature would die you may pay . If you do, put this creature on the bottom of your library and put a +1/+1 counter on target creature you control. ) 2/1	Forcing Enhancer    C  Artifact Creature – Centaur Warrior Whenever Forcing Enhancer deals combat damage to a player, you may pay . If you do, put a +1/+1 counter on up to one target creature. 2/2	Garden of Security    C  Land Garden of Security enters the battlefield tapped. : Add or . Tap two nontoken artifacts: Untap Garden of Security. Activate this, only during an opponent's turn, and only once each turn.	Mountain    B  Basic Land – Mountain

Light Shield Defenses (rare)
Depth Salvager (uncommon)
Molten Maw (uncommon)
Life-System Revitalization (uncommon)
Design Degradation (common)
Warning Mark (common)
Scrapmaw (common)
Saber-Hand Geist (common)
Guided Research (common)
Energizing Axe (common)
Construction Sentinel (common)
Burst-Stride Soldier (common)
Forcing Enhancer (common)
Garden of Security (common)
Mountain (basic)