Gharuq, Captious Warlord

Whenever a creature you control enters the battlefield, it fights Gharuq, Captious Warlord.
At the beginning of your end step, each creature
you control deals damage to a random target
equal to the damage that it was dealt this turn.
{r/g}{r/g}: Gharuq deals 1 damage to itself.
"Only the strong survive."