The Four Gods' Chokinjin "RYUKO-O" and "KORYU-O" appear in Soul of Chogokin! "Ryuoh-ki" and "Kooh-ki" combine to recreate two forms! "RYUKO-O" and "KORYU-O" from "Super Robot Wars OG" are now available in Soul of Chogokin in two combined forms! The combination of "Ryuoh-ki" and "Kooh-ki" by swapping the top and bottom is recreated using alloy joints and other mechanisms!

Set Contents:

- Ryuuou Mecha
- Koou Mecha, Ryuuou Hazanken
- Blade for Ryuuou Hazanken : Gekirindan
- Sonic Javelin
- Random Spike
- Ryuukiyoku (for KORYU-O) Complete Set
- Dedicated Stand Complete Set