Oneiric Shard: Usage and Acquisition Oneiric Shards(https://lootbar.gg/top-up/honk....ai-star-rail?utm_sou ) are a valuable in-game resource in Honkai Star Rail, primarily used to strengthen and upgrade the s****s of Valkyries and Stigmata, making your characters more formidable in battles. Players looking to quickly boost their progress can obtain Oneiric Shards through top-up services available on several game trading platforms, such as the star rail express supply pass(https://lootbar.gg/