- Jeff the Killer vs Jane the Killer by Mr. Jay (RB) (Ft. EDXBeats, Leannaire, Mr. Jay (RB), MultiSuperVids, NDLMongoose, Provost, UBERocity, VinnyO, WoodenHornets, Yobar (Rap) & Zara (RB)) prod. by Audio Network, Dansonn, Evelution, Mr. Jay (RB) & Smoke
- Je Ne Suis Pas Un Héros by Ismaël Metis
- J'étais là by luXe Timeless (Ft. Deen Burbigo)
- Jiggyness by Jay Jiggy
- Jiggyness (Instrumental) by Jay Jiggy
- John Wick vs John Rambo vs John McClane by Epic Rap Battles of History (Ft. EpicLLOYD, Nice Peter & Zach Sherwin) prod. by Nice Peter
- JP ARMIA DISS "Jesteśmy z podstawówki" by Gimpson
- Jumpin' Up by 8Ball (Ft. Bhav) prod. by Doughboy Beatz
- Justin vs Zander vs Nathan by Epic Rap Battle Parodies (Ft. AdamUBER, B-Lo Lorbes, Frenzy (Rap), Froggy, HarryPotter2875, HyperJacob96, JakeSV, Joey H., Mat4yo, Matthew Picciotto, MC Gaming FTW, MetalFireVA, Mr. Glitchez, Mr. Jay (RB), Mr. Maplesyrup, Provost, RLYoshi, Stofferex, Swizkii, TheSuperPlushyBros, UBERocity, VinnyO, WoodenHornets & Yobar (Rap)) prod. by Audio Network, Don Coda, DopeBoyzMusic, Ear2ThaBeat, Kustom Beats, Rapshine & STREETRUNNER
- Karma by El Bandito
- Kein Halt by Execute
- Keyboard vs Mouse - Quarter-Ass Rap Battle by Commander Jacob (Ft. Freshy Kanal) prod. by Freshy Kanal
- Khatte Saaf by R-Most (Ft. Parham)
- Kira vs Zero by SkeepTieel (Ft. ProjectAlpha22 & VinnyO) prod. by SkeepTieel
- Kriminelle Energie by Nate57 (Ft. Mr. Landy)
- Kriminelle Energie (Instrumental) by Nate57
- Kto ma gorzej by Ciemna Strefa (Ft. Bonus RPK, Damian WSM, Dobo ZDR, Kowal PP & Szymon TUR)
- Ku czci by Dystrykt 22