Errata
From Archon Arcana - The KeyForge Wiki
This section contains the official errata that have been made to individual cards in KeyForge. Errata overrides the printed information on the card it applies to.
Auto-Legionary
Should read: Action: Put Auto-Legionary on a flank of your battleline. While in the battleline, it is considered a creature with 5 power and may be used as if it belonged to the active house.
Bait and Switch
Should read: Play: If your opponent has more
than you, steal 1
. Repeat the preceding effect if your opponent still has more
than you.



Biomatrix Backup
Should read: This creature gains, ”Destroyed: Put this creature into its owner’s archives.”
Custom Virus
Should read: Omni: Destroy Custom Virus. You may purge a creature from your hand. If you do, destroy each creature that shares a trait with the purged creature."
Drummernaut
Should read: Play/Fight/Reap: Return another friendly Giant creature to your hand.
Experimental Therapy
Should read: This creature may be used as if it belonged to the active house.
Play: Stun and exhaust this creature.
Keyforgery
Should read: When your opponent would forge a key on their turn, that player names a house. Reveal a random card from your hand. If that card is not of the named house, destroy Keyforgery and they do not forge that key (no
is spent).

Library Access
Should read: Play: For the remainder of the turn, each time you play another card, draw a card. Purge Library Access.
Life for a Life
Should read: Play: Sacrifice a creature. If you do, deal 6
to a creature.

Magda the Rat
Should read: Elusive.
Play: Steal 2 . If Magda the Rat leaves play, your opponent steals 2
.
Pain Reaction
Should read: Play: Deal 2
to an enemy creature. If this damage destroys that creature, deal 2
to each of that creature’s neighbors after it leaves play.


Tendrils of Pain
Should read: Play: Deal 1
to each creature. Deal 4
instead if your opponent forged a key on their previous turn.


Yzphyz Knowdrone
Should read: Play: Archive a card. You may purge an archived card. If you do, stun a creature.
—Official rules v1.7 December 2020