- Drillhorn (Breastforce, 1989)
- Japanese ID number: D-332
- Rhinobreast came packed with his partner, Drillhorn
- Liokaiser (Multi-pack, 1989)
- Japanese ID number: D-335
- Drillhorn (and thus Rhinobreast) was also available in a complete six-piece box set of the entire Breastforce team. It's worth noting that this release does not have bio/tech cards for the individuals, only the combined form.