From what I can see, here are the colors and rarities of troops coming post-23 Oct. This is very rough data, as the troops themselves aren’t finished.
| Date | Rarity | Kingdom | Colors |
|---|---|---|---|
| 10/30/2017 |
 Epic |
Ghulvania |
 Red/Brown |
| " |
 Rare |
" |
 Green/Red |
| " |
 Legendary |
" |
 Red/Purple |
| 11/3/2017 |
 Mythic |
Drifting Sands |
 Yellow/Purple/Brown |
| 11/6/2017 |
 Ultra-Rare |
Silverglade |
 Green/Yellow |
| 11/13/2017 |
Epic |
Leonis Empire |
 Purple/Brown |
| 11/20/2017 |
Epic |
Broken Spire |
 Yellow/Purple |
| " |
 Common |
" |
 Red |
| 11/24/2017 |
Mythic |
Divinion Fields |
 Green/Red/Yellow |
| 11/27/2017 |
Ultra-Rare |
Blighted Lands |
 Green/Purple |
| 12/4/2017 |
Ultra-Rare |
Blackhawk |
 Blue/Red |
| " |
Legendary |
" |
 Blue/Purple |
| 12/11/2017 |
Epic |
Suncrest |
 Red/Yellow |
| 12/25/2017 |
Ultra-Rare |
Pridelands |
Red/Brown |
| 1/1/2018 |
Ultra-Rare |
Merlantis |
 Blue/Green |
| 1/5/2018 |
Mythic |
Grosh-Nak |
 Green/Red/Purple |
| 1/8/2018 |
Rare |
Wild Plains |
 Yellow/Brown |
| " |
Common |
" |
Red |
| " |
Legendary |
" |
 Blue/Brown |
| 1/15/2018 |
Common |
Urskaya |
 Brown |
| 1/22/2018 |
Ultra-Rare |
Khaziel |
 Green/Brown |
| 1/29/2018 |
Ultra-Rare |
Karakoth |
Green/Purple |
| 2/2/2018 |
Mythic |
Leonis Empire |
 Blue/Yellow/Purple |