Die-hard fans still want more of this massive RPG though, and some of them made it clear by developing amazing quest mods that are available on. until they decide to poke a Deathclaw with a stick. Fallout 4 is known for its near-infinite side quests in which players can pursue them for over two hundred hours! Preston Garvey's mission to unify the whole Commonwealth is no easy feat to achieve, and it's a good thing the vault-dweller is always by his side.