What are heladikos?

Some articles on heladikos:

Jad (fictional God)
... main division in the Jaddite faith stems from belief or disbelief in Heladikos, a fire-bearing celestial charioteer, and son of Jad ... Heladikos is the Jaddite analogue of Jesus ... Belief in Heladikos is outlawed as heretical by the time of Emperor Valerius II, an analogue of Justinian I ...