Jobin (ジョビン) and Yuga (ユーガ Yūga) are a minor team who only appears twice in the anime. He seems to use Ice Magic has his only shown spell is an unnamed ice attack. spells are based on Ice, same as their spell hasn't the name revealed. Yuga is a woman which mind is brainwashed for Zofis, and got freedom after Brago burns his book. Their japanese voices aren't known.
On their first seen, they're trying to stop the intruder from advancing on the Devolo Ruins, but are defeated. One their next and last appearance, they're seen trying to defeat Zatch right after Pamoon's book got burned, but Brago appears and burns his book, along with the remaining ancient mamodo.