Reset a Unit and Strengthen it by 3.


Animated card

Note: For accurate card stats, see infobox to the right; the one below is for illustrative purposes only.

Witcher links

Patch changes

  • Gwent icon Gwent Update: March 23, 2017 Patch: Mardroeme: Mutagen now resets target unit to a base strength increased by 2 relative to its initial value.
  • Gwent icon Gwent Update: Feb 6, 2017 Patch: Mutagen will now be able to target units on both sides of the battlefield.; Mutagen's buff changed from +4 to +3.
  • Gwent icon Gwent Update: Jan 5, 2017 Patch: Mutagen will not longer allow an auto-win if a target is not chosen.

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