A Portion of Dragon and Chips

Clunk's lost his memories.  He doesn't know who he is or where he came from.  And there's nowhere to get a recharge.  But fear not, because Clunk is resourceful and intelligent. He won't let marauding dragons, an aggressive queen and a vengeful champion get in his way. Nor the total lack of electricity.  But how's Clunk going to escape this medieval madness?  How's Clunk going to get home?