Chika Tougijou Sen - Underground Colosseum Sen 1
[Aomizuan (Shimantogawa)] Geneki Joshidaisei to, Iyarashii Donkatsu (PlayerUnknown's Battlegrounds) [Ongoing]
[Z-Ton] Inbreeding of an Era [coloring in process by Victor DoUrden]
(C54) [TEX-MEX (Red Bear)] Ground Zero (Street Fighter) [English] [iambobokay]
Can't go back!
(C88) [Nipple Mokuba (Parabola)] SUPER HARD Hatsujou Imouto 2 | SUPER HARD Breeding Imouto 2 (Touhou Project) [English]
Naedoko Shounen | Breeding Boys
Boshi Chika Resort | Mother and Son Underground Resort
[Pleats Time (Nunnu)] Meikko Breeding ~Ikuta Karin Nankin Choukyou Nikki~ | Niece Breeding [English] [SquigglesJP] [Digital]
PRETTY UNKNOWN'S BATTLEGROUNDS
Watashi ga Maketara Nandemo Iu Koto Kiite Ageru
Hitsugi
(C82) [CRIMSON GROUND (Miyashiro Sousuke)] KAEDESAN MAJI GODDESS (THE iDOLM@STER CINDERELLA GIRLS) [English] [WWW]
Lonely Playground 1-8
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [0405]
(COMIC1☆15) [CRIMSON GROUND (Miyashiro Sousuke)] Kuroki Mori no Majo no Tai
Underground Hotel
(C92) [SilverRice (Sumeshi)] Kessen Yoru no Sei Senjou | The Deciding Match! An Explicit Nighttime Battleground (Granblue Fantasy) [English] [nekoumancer]
(C67) [GROUND-Zero (Inui)] Meikyou Shisui (Touhou Project)
Underground wrestling
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 5 [Chinese] [沒有漢化] [Digital]
Sanranbasho wa Uchuu Pilot | Spawning Ground Space Pilots
[Nakaji Hana] melting ice love ground (RAW)
(C94) [Yatsukaan (Yatsuka Yuhata)] Minami Underground (THE IDOLM@STER CINDERELLA GIRLS)
[St. Rio (Kitty)] SUPER COSMIC BREED (Super Robot Wars)
(C68) [J.P.S. of Black Beauty (Hasumi Elan)] White Background
[CRIMSON GROUND (Miyashiro Sousuke)] KAEDESAN MAJI GODDESS Plus + (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
V Tsumamigui
[青水庵、四万十川、準社員井上] 現役女子大生と、いやらしいドン勝 [Ongoing]
(C86) [CRIMSON GROUND (Miyashiro Sousuke)] KAEDESAN MAJI GODDESS SR (THE iDOLM@STER CINDERELLA GIRLS)
B.O.W And Human Crossbreeding Experiment Report
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [Decensored]
[METAL (Azuki Kurenai)] BREED
[Marui Maru] Breeding Scholarship (Fuwatoro ♥ Jusei Chuudoku!) [English] [KirbyDances] [Digital]
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen [Digital]
(C92) [Digital Accel Works (INAZUMA)] PRETTYUNKNOWN'S BATTLEGROUNDS (Kirakira PreCure a la Mode)
(C85) [CRIMSON GROUND (Miyashiro Sousuke)] CINDERELLA COOLS (THE IDOLM@STER CINDERELLA GIRLS)
Monster Crossbreeding With The Paid Date JK
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Digital]
ABDUCT ~Ike Nai Shiiku Kansatsu~ | ABDUCT ~The Wrong Breeding Observation~
Chika Tougijou Sen - Underground Colosseum Sen 4
(C85) [Pettanko! (0-G)] Ily☆Kuro-san Chi no Jika Hatsuden to Ero Jijou (Fate/kaleid liner Prisma Illya)
(C88) [CRIMSON GROUND (Miyashiro Sousuke)] Atago-neesan to Hokyuu o Isshuukan (Kantai Collection -KanColle-)
Zecchou CONTRACT
[ffkan]Underground Battle 5
Kabane Hanshoku Jikken | Kabane Breeding Experiment
Sakunyuu Tanetsuke Taiken-kai | Petting Zoo for Milking and Breeding
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 3 [Digital]
(C66) [kashiwa-ya (hiyo hiyo)] BREEDING (buso renkin)
Himitsu Yuugi | 비밀유희
Volunteer Breeding Ch.3
[Koubou Ground's (Mino Kodama)] O-neko (Darkstalkers)
(C63) [Junk Arts (Nukiyama Gaisei)] Teikyoudo Funsou to Sekai Shin Chitsujo - Low-Intensity Conflict and World New-Order (Ground Defense Force Mao-chan)
(C80) [CRIMSON GROUND (Miyashiro Sousuke)] Mamitte Finale (Puella Magi Madoka Magica) [English] [CGrascal]
Underground Hotel Vol. 2
Ashford Gakuen Underground
[Kazumu] Eien no Naedoko (Eternal Breeding Stock) [English] [Kuraudo]
Ground Zero
Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~
(ComiComi8) [GROUND-Zero (Inui)] Riro Seizen (Touhou Project)
[Yanagi Masashi] Kawai onna to yobaretai
Grounds for Fighting [English] [Rewrite] [olddog51]
(C62) [Anorak Post (Akiyoshi Yoshiaki)] Love Mao (Ground Defense Force Mao-chan)
[Fractal Underground Studio] Pantsu Kuronikuru
[chirarizumu] Aka to Kuro╱UNDER GROUND & Chijou no Hoshi (Gurren Lagann, Darker than Black)
[Tenma Femio] Yokkyuu Fuman no Hitozuma wa Onsen Ryokan de Hageshiku Modaeru 01-17 [Digital]
The Mating Diary Of An Easy Futanari Girl ~Girls-Only Breeding Meeting - Part One~
[Crazy Clover Club 07] Rikujyou Bouei Tai! Mao-chan - Riku-mao Complex
(Reitaisai 8) [French letter (Fujisaki Hikari)] Pedolia! underground (Touhou Project) [Chinese] [戀芙蘭催婚協會會長封獸鵺個人漢化]
[Jishin Kajyou (GROUND)] Yami no Aikatsu Boot Camp (Aikatsu!) [Digital]
Vtuber Sokuhame Kairaku Ochi Hon 2
[ground-k (Kaneda)] Kyou no Ounou (Durarara!!)
[Z-ton] Bakumatsu Love Breed (COMIC Anthurium 020 2014-12) [Chinese] [名潴學園029]
Aitazousei | Love Breeds Jealousy
[Guchokuya] Guchokuya Dai 4 Gou
The Defeat and Breeding of the Sorceress Rozalia
[Kaimeiji Yuu] Volunteer Breeding Ch.1 [English]
End of an Era Mother Breed
[Momoyama Jirou] Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~ [English] [desudesu]
1/10 Scale Wonderground
(Reitaisai 8) [French letter (Fujisaki Hikari)] Pedolia! underground (Touhou Project) [English] [MrBubbles]
[Pal Maison] Diary Of An Easy Futanari Girl ~Girls-Only Breeding Meeting Part 3 Episodes 2 and 3
Sister Breeding - Gimai Tsukimiya Setsuna Oshioki Ecchi Hen
[Arikime Desu] Watermelon Breeding [ENG]
Maiden Breed
(C92) [CRIMSON GROUND (Miyashiro Sousuke)] Scathach Shishou to Celt Shiki Gachihamex! (Fate/Grand Order)
Under Ground
(C71) [ARESTICA, D.N.A.Lab. (Ariko Youichi, Miyasu Risa)] Velvet Underground (Sumomomo Momomo)
Triad Primus wa Producer ni ○○○ Saretai!
[Undergroundou] Haru no Shura - Seifuku Shounen to Geshuku Daigakusei no Ikenai Kankei -
Cross Breed (uncensored)
[Z-Ton] Sue Inbreed | Inbreeding of an Era (Bessatsu COMIC Anthurium Ningen Igaija Damedesuka?) [English] [4dawgz + Thetsuuyaku] [Colorized] [Decensored] [Digital]
[Yui Toshiki] ReYui Vol.3
(C66) [GROUND-Zero (Inui)] Yuugen Jikkou (Touhou Project)
(COMIC1☆13) [2nd color (Typehatena)] Uma Musume Tanetsuke Koubi Show | Horse Girl Breeding Show (Uma Musume Pretty Derby) [English] [slathe]
[Under Ground] Grandia (Sailor Moon)
[Mokkouyou bond] Sex Costume
UNDER GROUND final
Underground Hotel Vol. 1
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass)
Buchou to Kachou | 部长与课长 1-3
Zoku Tanetsuke Twins Namahame Aji Kurabe | Sequel: The Breeding Twins and the Bareback Taste Test
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 3 [English] [8/u/ Scanlations] [Digital]
[Pleats Time (Nunnu)] Sister Breeding - Gimai Tsukimiya Setsuna Oshioki Ecchi Hen | Sister Breeding - Punishment Sex Edition with Step-sister Tsukimiya Setsuna [English] [Douzo Lad Translations] [Digital]
Underground Sex Fight Club
Friends Gyaku Rape Goudoushi 2