Apocalypse Summoner: I Became a Summoner After the World Ended

When the apocalypse transforms Earth into a deadly game called "The Abyss," gods watch from above as humanity fights for survival. Myths become reality, and power is up for grabs. High-level mages rain meteors from the sky, beastmasters command colossal bears that shatter mountains, and assassins delete bosses in seconds. In this new world where support classes reign supreme and divinity crushes all opposition, one summoner rises to challenge the eighteen layers of the Abyss and ascend beyond the thirty-three heavens. Who will claim the divine throne?