1: Grant again drew one crookedly (7)
2: There was little space in the satanic heresy. (5)
3: Thus might florin study a silly timekeeper (3-3,5)
4: Top card? Excellent! (3)
5: Restricting agent's rant about ill-conceived trade (9)
6: Eighteen rounds initially served in golf-club bar (9)
7: Not going back, confident, with shaved head (7)
9: Carries most of sea-bird back. (3)
12: Barque, for one, is a trio-tutor (5-6)
14: Almost as it happens, keeping erratic time to recurrent theme (9)
15: Survey mutants with missing shells for a possible cause of damage (9)
17: Douglas, initially tough, is knocked out (7)
20: Put out a journal in a foreign language (7)
22: About....about right? Wrong! (3)
23: Single parliamentary representative on the Spanish drive (5)
25: Nothing we have to pay (3)