Detective Comics
Character debuts
Table:
Character
Issue
Publication date

Slam Bradley
#1
March 1937

Crimson Avenger (Lee Walter Travis)
#20
Oct. 1938

Batman (Bruce Wayne)
#27
May 1939

Commissioner Gordon
#27
May 1939

Doctor Death
#29
July 1939

The Monk
#31
Sept. 1939

Julie Madison
#31
Sept. 1939

Dala
#32
Oct. 1939

Joe Chill
#33
Nov. 1939

Hugo Strange
#36
Feb. 1940

Robin (Dick Grayson)
#38
April 1940

Clayface (Basil Karlo)
#40
June 1940

Penguin
#58
December 1941

Mr. Baffle
#63
May 1942

Boy Commandos
#64
June 1942

Two-Face
#66
Aug. 1942

Tweedledum and Tweedledee
#74
April 1943

Cavalier
#81
Nov. 1943

Riddler
#140
October 1948

Pow Wow Smith
#151
Sept. 1949

Roy Raymond
#153
Nov. 1949

Red Hood
#168
Feb. 1951

Firefly
#184
June 1952

Mirror Man
#213
Nov. 1954

Batmen of All Nations
#215
Jan. 1955

Martian Manhunter
#225
Nov. 1955

Mad Hatter
#230
April 1956

Batwoman
#233
July 1956

Diane Meade
#246
Aug. 1957

Terrible Trio
#253
March 1958

Calendar Man
#259
Sept. 1958

Dr. Double X
#261
Nov. 1958

Bat-Mite
#267
May 1959

Clayface (Matt Hagen)
#298
Dec. 1961

Catman
#311
Jan. 1963

Zook
#311
Jan. 1963

Idol Head of Diabolu
#326
April 1964

The Outsider
#334
Dec. 1964

Blockbuster
#345
Nov. 1965

Cluemaster
#351
May 1966

Batgirl (Barbara Gordon)
#359
Jan. 1967

Jason Bard
#392
Oct. 1969

Man-Bat
#400
June 1970

Talia al Ghul
#411
May 1971

Harvey Bullock
#441
July 1974

Leslie Thompkins
#457
March 1976

The Calculator
#463
Sept. 1976

Rupert Thorne
#469
May 1977

Silver St. Cloud
#470
June 1977

Clayface (Preston Payne)
#478
July 1978

Maxie Zeus
#483
May 1979

The Swashbuckler
#493
March 1980

Killer Croc
#523[Note 2]

Feb. 1983

Onyx
#546
Jan. 1985

Ventriloquist (Arnold Wesker)
#583
Feb. 1988

Ratcatcher
#585
April 1988

Anarky (Lonnie Machin)
#608
Nov. 1989

Renee Montoya
#642
March 1992

Stephanie Brown
#647
Jun. 1992

Cypher
#657
March 1993

Crispus Allen
#742
March 2000

Sasha Bordeaux
#751
Dec. 2000

Nyssa Raatko
#783
Aug. 2003

Ventriloquist (Peyton Riley)
#827
March 2007

Dollmaker
Vol. 2, #1
Sept. 2011

Dollhouse
vol. 2, #2
Oct. 2011

Mister Toxic
vol. 2, #2
Oct. 2011

Eli Strange
vol. 2, #5
March 2012

Emperor Blackgate
vol. 2, #13
Nov. 2012

Merrymaker
vol. 2, #17
Feb. 2013

Anarky (Sam Young)
vol. 2, #37
Feb. 2015

Given the tabular data covering 'Detective Comics' in the 'Character debuts' section, formulate a single-sentence overview of the highlighted cells and return it as JSON: {"answer": "YOUR ANSWER"}.