Hephthalite coin with unknown Hunnic Prince and Kavad I 5th-6th C. CE

"457: Firuz [Peroz I], former king of Sassanian, requests Hephthalite assistance.

459: Firuz regains Sassanian throne with help of Hephthalite armies.

484: Firuz initiates new war against the Hephthalites and fails miserably.

486: Firuz' heir Kubad [Kavad I] takes refuge with Hephthalites following a coup.

488: Kubad regains the throne with Hephthalite assistance.

497: Kubad deposed and escapes to a second refuge with the Hephthalites.

500: Hephthalites place Kubad on Sassanian throne a second time (dies 531).

503-513: Kubad makes war on the Hephthalites. Peace in 513 lasts."

-taken from University of Washington

Hephthalite coin. Obverse: Hephthalite prince wearing a belted caftan with single right lapel, and holding a drinking cup. Probable Bactrian legend ηβοδαλο "ĒBODALO" to the right. Reverse: Sasanian-style bust imitating Khavadh I [Kavad I], whom the Hephthalites had helped to the Sasanian throne. Hephthalite tamgha before the face of Kavad. Late 5th to early 6th C. CE. Note the Hephthalite's similar hairstyle to the coins from Chach.

Symbol of the Hephthalites, also called their "tamga".

Source:

https://commons.wikimedia.org/wiki/File:Hephthalites_coin._Uncertain_ruler._Late_5th_century_CE.jpg

https://commons.wikimedia.org/wiki/File:Hephthalite_tamgha.jpg

Quote:

https://depts.washington.edu/silkroad/exhibit/hephthalites/hephthalite.html