Man, oh man, if this thing was fully intact... well, I probably wouldn't have won it in a budget lot!
Indo Greek kingdom
Hippostratos, c. 65-55 BC
Bare-headed, diademed bust of king right, Greek legend around:
BAΣIΛEΩΣ ΣΩTHPOΣ / IΠΠOΣTPATOY
(Basileos Soteros Hippostratou ... of King Hippostratos, the saviour)
Tyche standing left, holding cornucopia and conferring blessing with right hand,
monogram at left and Kharoshthi letter a at right,
Kharoshthi legend around: maharajasa tratarasa / hipustratasa

A rather uncommon ruler, he was a successor of Apollodotus II and CoinIndia notes that he was the last Indo-Greek ruler to issue tetradrachms.