ACROSS

1. Faith of worst sort in storm in cup (5)

4. Commandment of chaos viz. American Mathematics (7)

8. Arranged coil fee for feature of cold landscape (3,4)

9. Give no medicine - extract poison (5)

10. 911 flowers (4)

11. Dreaming about compromise (3-5)

13. Enjoy the sun like an Iberian, we hear (4)

14. A character from before the soviets, with some characters from (5-Down) (4)

16. Strange shiny eco-poison (8)

17. (18-Down) - another second would be damnation! (4)

20. Reaches right age: two (5)

21. One small magazine is start of major poetry movement (7)

22. The assistant named is back! (4,3)

23. Come to like yielding developer (5)

DOWN

1. Like this Pom, or wild animals that (13-Across) (13)

2. I've an unusual set of blemishes (5)

3,13. Like (1-Down), a sickness initiated in violence (4-7)

4. Corn that is served after rotten lime? (6)

5. To varnish without any heart, that was the Soviet greeting (8)

6. Five in ten arranged right to be seller of wine (7)

7. Hot home meal, or scrambled (19-Down)-(13-Down) (13)

12. Curiously spy on returning MC - about his unbelievable talent (8)

13. see 3-Down

15. Type of rope-trick, or summer ink file? (6)

18. At 49, this leader is close to collapse (5)

19. Become more enthusiastic to battle mafia head (4)