Oneiric Shard: Usage and Acquisition Oneiric Shards(https://www.lootbar.com/top-up/honkai-star-rail-top-up?utm_source=blog ) are invaluable resources in Honkai Star Rail, primarily used for unlocking exclusive character skins and enhancing advanced equipment to boost combat performance. Players can conveniently obtain them by purchasing the star rail express supply pass(https://www.lootbar.com/top-up/honkai-star-rail-top-up?utm_source=blog ) or by topping up through popular game trading platform