This crossword No. 3891 clues and answers were published on Sun 09 May 2021 and the puzzle can be visited by following The Guardian Everyman Crossword No. 3891 link.
All Across Clues and Answers:
1-across – Duck, swans, tercel mostly flap about – everyone knows it : OPENSECRET
6-across – God’s surpressed by Schrodinger : ODIN
9-across – Fish, some wines, then who’s inclined to have a snooze? : REDSNAPPER
10-across – Uriah, beheaded, coming back: bit of a shock : HAIR
12-across – Bunch of keys? : ARCHIPELAGO
15-across – Walked casually, topless: deliberately caused provocation : TROLLED
16-across – Mostly worry, back and forth; energy to go all over the place : SUFFUSE
17-across – Song whereby fool captivated by childish things : LETITGO
19-across – Some silica gel essence makes you eternally young : AGELESS
20-across – The French, OK, are into fizzy water in abundance : LAKEONTARIO
23-across – ‘Duffer’s not half fouled up with ball!’ : FORE
24-across – Whose make-up is dorsal mail? : ARMADILLOS
25-across – Announced prophet’s brand : SEAR
26-across – Cast spells, seen to leave you without anger : SPLEENLESS
All Down Clues and Answers:
1-down – Bad-tempered person’s so stuck up : OGRE
2-down – Blyton’s vacuous designs : ENDS
3-down – Batty aunt’s idea: covering lake with cream : SUNTANLOTION
4-down – Coast’s Atlantic; people enjoying clams or dogfish for starters? : CAPECOD
5-down – At heart, men’s semis test rivals : ENEMIES
7-down – Drink a quart and careen, half-cut: who’ll worry? : DRAMAQUEEN
8-down – Censor play, suffering drowsiness : NARCOLEPSY
11-down – Generosity fed into love’s invigorating : SELFDEVOTION
13-down – Second time Everyman will crop selfie, ghastly imagery : STILLLIFES
14-down – King and a horse out travelling country : SOUTHKOREA
18-down – Spur to win in hairdressing contest!? : OUTCROP
19-down – Rabelais composed line wanting source of flight : AIRBASE
21-down – In Köln, ewer oddly depicted by artist : KLEE
22-down – Employs some house-sitters : USES
This crossword has in total 28 where 14 are across and 14 are down.