All In: Act I: Alpha Main Scene 4: DC K.O. Reading Order

A tournament organized by Darkseid, or King Omega (K.O.). Essential reading.

Part of

DC's All-In Saga: Act I timeline

All In: Act I: Alpha Interludes 11: Elsewhere in Bat's World: Part 2

All In: Act II: Alpha Main Scene 1: Amnesty

Primary collected edition:
DC K.O.

Collects: DC K.O. (2025) #1-5

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Issue-by-Issue Reading Order

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1RecommendedNov 2025

Aquaman #11

Fire and Water

#11 collected in:Aquaman: Volume 2: Justice League Blue

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2EssentialOct 2025

DC K.O. #1

Chapter 1: Into The Ring

#1 collected in:DC K.O.

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3RecommendedOct 2025

The Flash #26

Impulse Control: Part 1

#26 collected in:DC K.O.: The Flash

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4RecommendedOct 2025

Titans #28

The World We Knew

#28 collected in:DC K.O.: Titans

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5EssentialOct 2025

Superman #31

Man of Apokolips: Part 1

#31 collected in:DC K.O.: Superman

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6 -10RecommendedOCT 2025-FEB 2026

Justice League Unlimited #12-16

#12: The Terrific Ten: Part 1

#13: The Terrific Ten: Part 2

#14: The Terrific Ten: Part 3

#15: The Terrific Ten: Part 4

#16: The Terrific Ten: Part 5

#12-16 collected in:DC K.O.: Justice League Unlimited

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11 -12EssentialNOV-DEC 2025

DC K.O.: Knightfight #1-2

#1: Die To Fight Another Day

#2: Under The Red Hood

#1-2 collected in:DC K.O.: Battle Royale

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13EssentialNov 2025

DC K.O. #2

Chapter 2: Objects in Motion

#2 collected in:DC K.O.

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14RecommendedDec 2025

Titans #29

Worlds Apart

#29 collected in:DC K.O.: Titans

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15RecommendedNov 2025

The Flash #27

Impulse Control: Part 2

#27 collected in:DC K.O.: The Flash

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16EssentialNov 2025

Superman #32

Man of Apokolips: Part 2

#32 collected in:DC K.O.: Superman

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17EssentialDec 2025

DC K.O.: Superman vs. Captain Atom #1

All Fight Month: Round 1

#1 collected in:DC K.O.: All Fight

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18EssentialDec 2025

Aquaman #12

Aquaman vs. Hawkman: All Fight Month: Round 2

#12 collected in:DC K.O.: All Fight

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19EssentialDec 2025

DC K.O.: Wonder Woman Vs. Lobo #1

All Fight Month: Round 3

#1 collected in:DC K.O.: All Fight

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20EssentialDec 2025

Titans #30

Cyborg Vs. Swamp Thing: All Fight Month: Round 4

#30 collected in:DC K.O.: All Fight

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21EssentialDec 2025

DC K.O.: Harley Quinn vs. Zatanna #1

All Fight Month: Round 5

#1 collected in:DC K.O.: All Fight

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22EssentialDec 2025

The Flash #28

The Flash Vs. Green Lantern: All Fight Month: Round 6

#28 collected in:DC K.O.: All Fight

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23EssentialDec 2025

Superman #33

All Fight Month: Round 7: Does Lex Luthor Have A Soul?

#33 collected in:DC K.O.: All Fight

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24EssentialDec 2025

DC K.O.: Red Hood Vs. The Joker #1

All Fight Month: Round 8

#1 collected in:DC K.O.: All Fight

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25 -26RecommendedJAN-FEB 2026

The Flash #29-30

#29: Impulse Control: Part 4

#30: Impulse Control: Part 5

#29-30 collected in:DC K.O.: The Flash

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27EssentialJan 2026

DC K.O. #3

Chapter 3: No Mercy

#3 collected in:DC K.O.

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28 -29OptionalJAN-FEB 2026

Aquaman #13-14

#13: A Gift For A Queen

#14: Xebel Undone

#13-14 collected in:Aquaman: Volume 2: Justice League Blue

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30OptionalJan 2026

DC K.O.: Green Lantern Galactic Slam #1

[untitled]

#1 collected in:DC K.O.: Battle Royale

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31RecommendedMar 2026

DC K.O.: The Kids Are All Fight Special #1

[untitled]

#1 collected in:DC K.O.: Battle Royale

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32 -33RecommendedJAN-FEB 2026

Titans #31-32

#31: Divided They Fall

#32: Ends of The Earth

#31-32 collected in:DC K.O.: Titans

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34EssentialJan 2026

Superman #34

I, Superman

#34 collected in:DC K.O.: Superman

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35 -36EssentialJAN-FEB 2026

DC K.O.: Knightfight #3-4

#3: [untitled]

#4: [untitled]

#3-4 collected in:DC K.O.: Battle Royale

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37EssentialFeb 2026

DC K.O.: Boss Battle #1

[untitled]

#1 collected in:DC K.O.: Battle Royale

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38EssentialFeb 2026

DC K.O. #4

Chapter 4: Trial By Absolute

#4 collected in:DC K.O.

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39EssentialFeb 2026

Superman #35

Life Secrets

#35 collected in:DC K.O.: Superman

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40EssentialMar 2026

DC K.O. #5

Chapter 5: The King Omega

#5 collected in:DC K.O.

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All In: Act I: Alpha Main Scene 4: DC K.O. Reading Order

Event timeline

Primary collected edition:DC K.O.

Issue-by-Issue Reading Order

Aquaman #11

DC K.O. #1

The Flash #26

Titans #28

Superman #31

Justice League Unlimited #12-16

DC K.O.: Knightfight #1-2

DC K.O. #2

Titans #29

The Flash #27

Superman #32

DC K.O.: Superman vs. Captain Atom #1

Aquaman #12

DC K.O.: Wonder Woman Vs. Lobo #1

Titans #30

DC K.O.: Harley Quinn vs. Zatanna #1

The Flash #28

Superman #33

DC K.O.: Red Hood Vs. The Joker #1

The Flash #29-30

DC K.O. #3

Aquaman #13-14

DC K.O.: Green Lantern Galactic Slam #1

DC K.O.: The Kids Are All Fight Special #1

Titans #31-32

Superman #34

DC K.O.: Knightfight #3-4

DC K.O.: Boss Battle #1

DC K.O. #4

Superman #35

DC K.O. #5

Primary collected edition:
DC K.O.