Treasure Bag

Treasure Bags are consumable items obtained in Expert Mode as a reward for defeating bosses. Its contents depend of the boss it comes from. It is opened by either right-clicking it inside the inventory, or using it while it is in your hand.

Each Expert Mode-exclusive item found inside Treasure Bags (pink-highlighted below) has the Rainbow rarity.

Content
In addition all Treasure Bags from hardmode bosses have 5% chance to contain a random set of developer items:
 * Red's Helmet, Red's Breastplate, Red's Leggings, Red's Wings
 * Cenx's Tiara, Cenx's Breastplate, Cenx's Leggings, Cenx's Wings
 * Cenx's Dress, Cenx's Dress Pants, Cenx's Wings
 * Crowno's Mask, Crowno's Breastplate, Crowno's Leggings, Crowno's Wings
 * Will's Helmet, Will's Breastplate, Will's Leggings, Will's Wings
 * Jim's Helmet, Jim's Breastplate, Jim's Leggings, Jim's Wings
 * Aaron's Helmet, Aaron's Breastplate, Aaron's Leggings
 * D-Town's Helmet, D-Town's Breastplate, D-Town's Leggings, D-Town's Wings
 * Lazure's Valkyrie Circlet, Lazure's Valkyrie Cloak, Lazure's Barrier Platform
 * Yoraiz0r's Uniform, Yoraiz0r's Skirt, Yoraiz0r's Spell, Yoraiz0r's Scowl, Yoraiz0r's Recolored Goggles
 * Skiphs's Mask, Skiphs's Skin, Skiphs's Bear Butt, Skiphs's Paws
 * Loki's Helmet, Loki's Breastplate, Loki's Greaves, Loki's Wings