What happened to Sir Gregor's face?

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Tags

1. #instantly
2. #concludes
3. #dying
4. #deaths
5. #gregor
6. #thickened
7. #death
8. #children
9. #before
10. #experiments
11. #dorne
12. #qyburn
13. #impending
14. #manticore
15. #killing
16. #mountain
17. #venom
18. #instead
19. #poison
20. #skull
21. #sunspear
22. #recompense
23. #sorcery