- Note: For accurate card stats, see infobox to the right; the one below is for illustrative purposes only.
- See this subject on The Witcher wiki: Quen sign
- Gwent Update: Dec 19, 2017 Patch: Temporarily removed from the game.
- Gwent Update: Aug 29, 2017 Patch: Clarified the tooltip to specifically state that the ability affects Bronzes or Silvers. Added Spell Tag.
- Gwent Update: May 24, 2017 Patch: Now will also Boost shielded Units by 2. Now Common (was Rare).
- Gwent Update: March 23, 2017 Patch: Will now be applied to a unit in hand and all instances of the same unit in hand and deck (previously your side only). Quen Sign now protects from changes to base strength.
- Gwent Update: Dec 19, 2016 Patch: Added.