- See this subject on The Witcher wiki: Xarthisius
- Gwent Update: Dec 19, 2017: Xarthisius Power changed from 10 to 13.
- Gwent Update: Aug 29, 2017: Will now be able to look at the entire Enemy Deck and move any card to the bottom of that Deck (previously top 3 cards only).
- Gwent Update: May 24, 2017: Xarthisius Power changed from 11 to 10. Now Agile (was Siege).
- Gwent Update: Feb 20, 2017: Xarthisius strength changed from 9 to 11.
- Gwent Update: Feb 6, 2017: Added.
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