H56 Rhedosaurus
| Inspiration | Sludge |
| Named After | The Beast from 20,000 Fathoms (1953) |
| Accessories | 2x open hands, missile launcher, popped-out eyes, H44 leg panels |
| Status | Released, July 2023 |
H56B Behemoth
| Inspiration | Sludge (Shattered Glass version) |
| Accessories | 2x open hands, missile launcher, sword, H44 leg panels |
| Status | Released, September 2023 |
H56C Rhedosaurus
| Inspiration | Sludge (comic version) |
| Named After | The Beast from 20,000 Fathoms (1953) |
| Accessories | 2x open hands, missile launcher, popped-out eyes, sword, H44 leg panels |
| Status | Released, August 2023 |
H56EX Rhedosaurus
| Inspiration | Sludge (toy version) |
| Named After | The Beast from 20,000 Fathoms (1953) |
| Accessories | 2x open hands, missile launcher, rifle, sword, H44 leg panels |
| Status | Released, August 2023 |
H56H Blue Dragon
| Inspiration | Sludge (translucent version) |
| Accessories | 2x open hands, missile launcher, popped-out eyes, Rifle |
| Status | 50 given away on Weibo, November 2023 |
H56T Rhedosaurus
| Inspiration | Sludge (translucent version) |
| Named After | The Beast from 20,000 Fathoms (1953) |
| Accessories | 2x open hands, missile launcher, popped-out eyes, H44 leg panels |
| Status | Released, September 2023 |
H56V Rhedosaurus
| Inspiration | Sludge (G2 version) |
| Named After | The Beast from 20,000 Fathoms (1953) |
| Accessories | 2x open hands, sword, rifle, H44 leg panels |
| Status | Released, August 2023 |
