Solution to 14D has been deliberately left unsolved and is to be answered only by a non-regular / novice commenter, with proper annotation. Those who have answered earlier in the week, please give others a chance.
Open for anyone to answer, if not solved by 1 PM.
ACROSS
7 Some bishop at hospital? Tragedy (6) PATHOS [T]
8 True! This footwear binder damages a Hercules toe? (8) SHOELACE {SHOELACE+TRUE}*=A HERCULES TOE [CA]
9 Finally 'Club XXIII India ' in Dehradun, Bengaluru, Agra call for an event occurring twice in a year (8) BINNUAL Tail acrostic
10 Country delivered oil (6) GREECE (~grease)
12 Frankly Oscar (writer) liberal and young-at-heart from the beginning (6) OPENLY {O}{PEN}{L}{Yo...t}
13 How sprites become experts? (4,7) HIGH PRIESTS {SPRITES}* [RA]
18 Picked up sluggish weapon for war cry (6) SLOGAN (~slow gun)
20 City mess bizarrely is widely prevalent (8) SYSTEMIC*
22 Atrocious cycling around Spooner reversing suddenly, say (6) ADVERB {(-b)AD(+b)B} over {REV<=}
23 Pixie Dust is putting on an act in August (8) IMPOSING {I'M}{POSING}
24 Wake up call? (8) BIRDSONG [CD]
25 To a great extent Girish Sir goes around like a monster (6) OGRISH [T<=]
DOWN
1 Discovered image, nice, calm and fascinating (7) MAGICAL {iMAGe}{nICe}{cALm}
2 Capture large city (8) SHANGHAI [DD]
4 Bloomer! It looks like a dog, Mitt! (8) FOXGLOVE {FOX}{GLOVE}
6 Diamonds could heartlessly become frosty (3-4) ICE-COLD {ICE}{COuLD}
8 Glad, resin is frequently used in sauce? (5,8) SALAD DRESSING {GLAD+RESIN}* Letter Bank
14 Spooner's gang to catch guide? (8) H?N?B?O?
15 Unfortunately rusty era for the bank (8) TREASURY*
17 See Red going around Thailand on ship (7) WITNESS {WI{T}NE}{SS}
19 Girl's frail and ravenous (6) GREEDY {G}{REEDY}
21 Drain components of useless iPhone (6) SIPHON [T]
Reference List
Oscar = O, Liberal = L, Diamond = ICE, Princess = DI, Red = WINE, Thailand = T, Ship = SS, Girl = G
