|Released in (Japanese)||BS34|
|Family||Youkai, Machine Beast|
| Level 1: 1 core, 2000 BP|
Level 2: 2 core, 3000 BP
- Gyūki, is a creature which appears in the folklore of Japan. There are various kinds of Gyūki, all of them some sort of monster with a horned, bovine head. Furthermore, Gyūki that appears in this card is inspired from Gyūki that appears from Bakemono no E scroll that was founded by Bringham Young University scientists.