Lost in the Deep is the fourth chapter to the Mysteries of the Deep tale. Deep underwater, the stages are playable at the cost 9 
World energy and 13 energy for Normal and Hard mode respectively.
Increased chance to obtain:
| Untold Tales Navigation | |
|---|---|
| Mysteries of the Deep | The Atlantean Games • Into the Deep • The Temple of the Deep • Lost in the Deep • Memories of the Deep • In the Heart of Darkness |
| Treasures of Flame and Frost | The Long Road to Nidavellir • Flamekissed Fields • In the Hall of the Dwarven King • In the Hall of the Dwarven King • As the Cold Earth Slept Below • Golden Gilded Hearts |
| See also: Map | |