Can you sell Gwent cards?

Related questions

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4. Where is Claywich in Witcher 3?
5. How many cards are there in Gwent?
6. Should I leave swords with trolls?
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Tags

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2. #benefit
3. #warning
4. #several
5. #gwent
6. #advantageous
7. #interface
8. #trade
9. #other
10. #cards
11. #there
12. #system
13. #merchant
14. #current
15. #currently
16. #cannot
17. #anyone
18. #answer
19. #indeed