Guardian 26.723

[pega]

24d KGB captures one relative 6 g?b???
29d Mad as the last one, the one before last 4 z??? is it zany
31a Cavalryman backed in National hunt 5 u?l?? is this uhLan
30a Works in store sadly after college 9 c?e?t???s is it creations
Thanks for help to complete

[fiction-factory]

zany looks good (Z an Y_

[Svejk]

31. uhlan

[dannyk13]

29d.Yes Z(last letter) + an(one) + y(second last letter)
31a,Yes.reversed in clue)

[Svejk]

creations- the clue should read 'in a store', I presume.

[bibblebub]

24d: gibson

for people without the crossword the K in some clues are thematic (cocktails)