Iridescent Shards are another currency in Dead by Daylight. They play a key role in purchasing Teachable Perks in your Shrine of Secrets, which helps your character to reach a certain level. You can also use them to buy customization items and characters from the official store. When it comes to Iridescent Shards, you can earn them by playing Trial events. As for the mobile version, you can obtain Iridescent Shards by completing Weekly and Daily Rituals. The number of Shards you receive depends on your Account Level. As you progress to higher levels, you'll be rewarded with a specific number of Shards.