Universal Sign-in: Ascending to Godhood With My 10x Rewards!

Dustin Walters WAS a coward.He'll be the first to admit it.When life got hard, he ran. When his sister went missing, he ran.When the gang he tried to steal away their 'customers' from caught him mid-negotiation, he tried to run; but this time, he didn't make it.Beaten, broken, and bleeding out in an alley, Dustin whispered his last words:“I hope the world gets destroyed. It caused me a lot of pain.”He meant it as... a joke.The universe did not.[Ding! Your dying wish has been granted!]Resurrected moments before the apocalypse he accidentally caused, Dustin's eyes met the sight of...[Ding! Daily Sign-in system initializing...]“A system?”[Ding! 10x Multiplier system initializing...]“Two systems??”[Ding! Leveling System initializing...]“Great. What a shocker. Three systems.”Now he's stuck in a monster-infested hellscape of his own making, armed with nothing but a steel pipe, triple cheats, and the burning desire to stop running for once in his miserable life.The world ended because of him, and now he has to survive it while slowly ascending to the position of a 'guardian,' something that the universe itself calls him.___Here's a confusing question.How on Earth did someone who had been a 'coward' all his life ascend to become a god?