Mephisto

[foxspur]

4ac 50 short, bat's hit with cruel blow (8) I have S?B??C??
17ac Short and greyish, yours truly's enthralled by cricket score (8, two words)
I have ?LU??UI?
All help appreciated.

[shaneystar2]

sabre cut anag of bats and cruel (less the L 50) 50 short
Blue ruin (short =gin (blue is an old word for gin ) +Ru(i(yours truly)n
Not sure where the greyish comes in though .

[TheFrogman]

'greyish' = BLUE (see entry for 'blue' in Chambers) + (I in RUN), BLUE RUIN = gin (a short)

[foxspur]

Thank you shaneystar2 and Frogman.