Comebacks:

Nov. 1: TST

Nov. 2: EXO

Nov. 4: Spectrum

Nov. 5: Twice and Noel

Nov. 6: K.Will, Key(SHINEE), and Gugudan

Nov. 7: MXM

Nov. 9: H.U.B

Nov. 12: BTOB and D-Crunch

Nov. 13: Hyoyeon 

Nov. 15: HOTSHOT

Nov. 18: Kim JoHan

Nov. 19: Wanna One

Nov.  20: HIGHLIGHT, Hwang Chi Yeul, and VOISPER

Nov. 21: EXID and Baek AYeon

Nov. 22: Nature

Nov. 23: NCT 127 and Baikal

Nov. 26: Song Minho, Lovelyz, and NU'EST W

Nov. 27: YuBin and Urban Zakapa

Nov. 28: Huh Gak

Nov. 29: Mamamoo and The Boyz

Nov. 30: Red Velvet

​

Debut: 

Nov. 11: FaveGirls (Pre-Debut)

Nov. 12: Jennie

Nov. 26: FLAVOR

​

With the lovely help of this website: "kpopmap"

https://www.kpopmap.com/upcoming-kpop-comeback-debut-lineup-in-october-2018/