Cortraevas: Perpetuality: Virtual Booster

Steelbranch Corekeeper    M  Artifact Creature – Treefolk Warrior Steelbranch Corekeeper enters the battlefield with eight +1/+1 counters. Remove a +1/+1 counter,: Prevent all combat damage that would be dealt this turn. 0/0	Strength of Lies    U  Instant Put three +1/+1 counters on target creature. Until end of turn, that creature gains "At the beginning of each endstep, remove all counters from this creature."	Swarmbot Hive    U  Artifact When Swarmbot Hive enters the battlefield, create a 1/1 green artifact Insect token. : Creature tokens you control get +1/+0 until end of turn. ,: Create a 1/1 green artifact Insect token.	Empty Ghost    U  Creature – Spirit Bound (As this card enters the battlefield, you may exile a nonland card from your graveyard underneath it.) At the beginning of your endstep, exile all cards sharing a type with the bound card from your opponent's graveyards, then gain life equal to the number of cards exiled this way. 2/1	Dead World    C  Enchantment At the beginning of each endstep, if a player controls no nonland permanents, that player loses 1 life. Centuries had passed since anything on Cortraevas had moved or otherwise been active. The plane seemed cold and dead to Ialma.
Data-Flow Sage    C  Artifact Creature – Merfolk Wizard At the beginning of your endstep, if you have seven or more cards in your hand, you may pay . If you do, put a +1/+1 counter on Data-Flow Sage. Remove a +1/+1 counter, : Scry 1, then draw a card and discard a card. 1/1	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	Return to Before    C  Instant Exile target artifact or enchantment. If a permanent exiled this way had one or more counters on it, gain 2 life and draw a card.	Weaponized Corridor    C  Artifact – Equipment Equipped creature gets +1/+1 for each noncreature artifact you control. Equipped creature cannot attack with nonartifact creatures. Equip	Fleshless Memory    C  Creature – Skeleton Spirit Fleshless Memory can't block. Whenever an artifact is put into an opponent's graveyard from the battlefield, you may return Fleshless Memory from your graveyard to your hand. 2/1
Protection Passage    C  Instant Target artifact phases out until the beginning of your next endstep. If Protection Passage targets an artifact creature, that creature gains a +1/+1 counter.	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.	Rusty Ox    C  Artifact Creature – Ox Rusty Ox enters the battlefield with two +1/+1 counters on it. : Rusty Ox gains vigilance until end of turn. 0/0	Blasting Bolt    C  Sorcery Vitality- If targets a nonartifact permanent, target creature you control gains haste until end of turn. Deal 3 damage to target creature or planeswalker.	Mountain    B  Basic Land – Mountain

Steelbranch Corekeeper (mythic)
Strength of Lies (uncommon)
Swarmbot Hive (uncommon)
Empty Ghost (uncommon)
Dead World (common)
Data-Flow Sage (common)
Construction Sentinel (common)
Return to Before (common)
Weaponized Corridor (common)
Fleshless Memory (common)
Protection Passage (common)
Guided Research (common)
Rusty Ox (common)
Blasting Bolt (common)
Mountain (basic)