- 水晶碎块 - an item found on the walls of the Underground Hallow.
- 魔晶碎块 - a Hardmode weapon dropped by Hallowed Mimics that fires a crystalline spear projectile piercing through blocks and enemies.
- 暗黑碎块 - an item and crafting material dropped from Dark Mummies.
- 光明碎块 - an item and crafting material dropped from Light Mummies.
- 神圣碎片墙, naturally occurring background walls found in the Underground Hallow.