House of Secrets #92 - First appearance of Swamp Thing

Swamp Thing #1 (1972)
Swamp Thing #2
Swamp Thing #3
Swamp Thing #4
Swamp Thing #5
Swamp Thing #6
Swamp Thing #7
Swamp Thing #8
Swamp Thing #9
Swamp Thing #10
Swamp Thing #11
Swamp Thing #12
Swamp Thing #13

Swamp Thing Vol. 2 #20
Swamp Thing Vol. 2 #21
Swamp Thing Vol. 2 #22
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Swamp Thing Vol. 2 #25
Swamp Thing Vol. 2 #26
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Swamp Thing Vol. 2 #28
Swamp Thing Vol. 2 #29
Swamp Thing Vol. 2 #30
Swamp Thing Vol. 2 #31

Swamp Thing Vol. 2 Annual #2

Swamp Thing Vol. 2 #32
Swamp Thing Vol. 2 #33
Swamp Thing Vol. 2 #34
Swamp Thing Vol. 2 #35
Swamp Thing Vol. 2 #36
Swamp Thing Vol. 2 #37 - First appearance of John Constantine
Swamp Thing Vol. 2 #38
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Swamp Thing Vol. 2 #40
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Swamp Thing Vol. 2 #81
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Swamp Thing Vol. 2 #83
Swamp Thing Vol. 2 #84
Swamp Thing Vol. 2 #85
Swamp Thing Vol. 2 #86
Swamp Thing Vol. 2 #87

Swamp Thing Vol. 2 #140
Swamp Thing Vol. 2 #141
Swamp Thing Vol. 2 #142
Swamp Thing Vol. 2 #143
Swamp Thing Vol. 2 #144
Swamp Thing Vol. 2 #145
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Swamp Thing Vol. 2 #151
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Swamp Thing Vol. 2 #155
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Swamp Thing Vol. 2 #157
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Swamp Thing Vol. 2 #160
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Swamp Thing Vol. 2 #168
Swamp Thing Vol. 2 #169
Swamp Thing Vol. 2 #170
Swamp Thing Vol. 2 #171

Swamp Thing Vol. 5 #1 (2011)
Swamp Thing Vol. 5 #2
Swamp Thing Vol. 5 #3
Swamp Thing Vol. 5 #4
Swamp Thing Vol. 5 #5
Swamp Thing Vol. 5 #6
Swamp Thing Vol. 5 #7
Swamp Thing Vol. 5 #8
Swamp Thing Vol. 5 #9
Swamp Thing Vol. 5 #10
Swamp Thing Vol. 5 #11

Read Rotworld here.

Swamp Thing Vol. 5 #19
Swamp Thing Vol. 5 #20
Swamp Thing Vol. 5 #21
Swamp Thing Vol. 5 #22
Swamp Thing Vol. 5 #23
Swamp Thing Vol. 5 #24

Swamp Thing Vol. 5 Annual #2

Swamp Thing Vol. 5 #25
Swamp Thing Vol. 5 #26
Swamp Thing Vol. 5 #27
Swamp Thing Vol. 5 #28
Swamp Thing Vol. 5 #29
Swamp Thing Vol. 5 #30
Swamp Thing Vol. 5 #31
Swamp Thing Vol. 5 #32
Swamp Thing Vol. 5 #33
Swamp Thing Vol. 5 #34
Swamp Thing Vol. 5 #35
Swamp Thing Vol. 5 #36
Swamp Thing Vol. 5 #37

Swamp Thing Vol. 5 Annual #3

Justice League Dark #23

Read Forever Evil: Blight here.

Swamp Thing Vol. 5 #38
Swamp Thing Vol. 5 #39
Swamp Thing Vol. 5 #40

Swamp Thing Vol. 6 #1 (2016)
Swamp Thing Vol. 6 #2
Swamp Thing Vol. 6 #3
Swamp Thing Vol. 6 #4
Swamp Thing Vol. 6 #5
Swamp Thing Vol. 6 #6

The Hellblazer: Rebirth #1 (2016)

The Hellblazer #1 (2016)
The Hellblazer #2
The Hellblazer #3
The Hellblazer #4
The Hellblazer #5

Swamp Thing Winter Special #1 (2018)

Cave Carson has a Cybernetic Eye/Swamp Thing Special #1 (2018)

Justice League Dark Vol. 2 #1 (2018)
Justice League Dark Vol. 2 #2
Justice League Dark Vol. 2 #3

Wonder Woman and Dark Justice League: Witching Hour #1 (2018)

Wonder Woman Vol. 5 #56

Justice League Dark Vol. 2 #4

Wonder Woman Vol. 5 #57

Dark Justice League and Wonder Woman: Witching Hour #1 (2018)

Justice League Dark Vol. 2 #5
Justice League Dark Vol. 2 #6
Justice League Dark Vol. 2 #7
Justice League Dark Vol. 2 #8
Justice League Dark Vol. 2 #9
Justice League Dark Vol. 2 #10
Justice League Dark Vol. 2 #11
Justice League Dark Vol. 2 #12
Justice League Dark Vol. 2 #13

Justice League Dark Vol. 2 Annual #1 (2019)

Justice League Dark Vol. 2 #14
Justice League Dark Vol. 2 #15
Justice League Dark Vol. 2 #16
Justice League Dark Vol. 2 #17
Justice League Dark Vol. 2 #18
Justice League Dark Vol. 2 #19

Dark Nights: Death Metal #1 (2020)
Dark Nights: Death Metal #2
Dark Nights: Death Metal #3
Dark Nights: Death Metal #4
Dark Nights: Death Metal #5
Dark Nights: Death Metal #6
Dark Nights: Death Metal #7

Future State: Swamp Thing #1 (2021)
Future State: Swamp Thing #2

Infinite Frontier #0 (2021)

The Swamp Thing #1 (2021)
The Swamp Thing #2
The Swamp Thing #3
The Swamp Thing #4
The Swamp Thing #5
The Swamp Thing #6

Suicide Squad Vol. 7 #7

The Swamp Thing #7
The Swamp Thing #8
The Swamp Thing #9
The Swamp Thing #10
The Swamp Thing #11
The Swamp Thing #12
The Swamp Thing #13
The Swamp Thing #14
The Swamp Thing #15
The Swamp Thing #16

Dark Crisis on Infinite Earths #4

Dark Crisis: The Deadly Green #1 (2022)

Dark Crisis on Infinite Earths #5
Dark Crisis on Infinite Earths #6
Dark Crisis on Infinite Earths #7

Poison Ivy/Swamp Thing: Feral Trees #1 (2024)