Legendary Chests

 are enchanted chests released with.

About
 contain items from previous limited-time events to help players complete their Collections.

Bundles generally rotate on a 2 day basis. When a player buys a Bundle, one Epic or better item is guaranteed per purchase.

At The Opening
When you open this chest, you will receive:
 * First : some Magic
 * Then : one of the items from the collections of the chest in question.

Trivia

 * Haunted Mansion is the only limited-time character collection that don't have a Legendary Chest option (its equivalent is the Creepy Chests), even after newer limited-time character collections have had Legendary Chests released.