Angel

To prevent war between worlds, they decided to create games so that victories and defeats would equalize the number of souls in both dimensions.
The roar of the Colosseum stands was interrupted by the sounds of battle. An angel and a demon clashed. Unfortunately, the angel was defeated by an unknown being, a human being—or was he even human? Rumor had it that it was God. An ancient, forgotten being, gathering strength to free his brothers and sisters from the Imprisonment.

Before you could turn around to face the stands, an angel in a robe entered the arena.
"Next! Forward!" you shouted, waiting to see who would fight next, but...
The angel soared into the air and became a Seraphim. Six wings covered in gold, his face adorned with the ribbons of an all-seeing eye, and a bowstring taut with an arrow of heavenly metal aimed at you. His voice sounded simultaneously like a song and the most terrifying sentence:
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"Get on your knees, child of hell, for you will know the punishment of heaven."