The Lost Sanctum is an alternate dimension in the DS version of Chrono Trigger . It exists in both Prehistory and the Middle Ages.
Reaching the Lost Sanctum
After defeating Dalton and recovering the now-flight-capable Epoch, the Black Omen will surface in Antiquity. At this point, two new Gates will open in the following locations:
- Prehistory - North-east corner
- Middle Ages - North of Ozzie's Fort
Geography of the Sanctum
The Lost Sanctum has many locations within it that can be traversed on foot.
- Reptite Village
- Millenia Wood
- Southern Glade
- Mount Emerald
- Winding Cave
- Castle - Only accessible in Prehistory
- Tower of the Ancients - Only accessible in the Middle Ages
Quests Inside the Lost Sanctum
The Lost Sanctum consists of two dungeons and a village of Reptites. You perform quests for the villagers in the two different time periods to receive special rewards. There are Gates within the Lost Sanctum that permit travel between the two time periods.
| # | Quest | Age | Boss | Reward |
|---|---|---|---|---|
| 1 | Clear the Forest | Prehistory | N/A | Dragon's Tear |
| 2 | Clear the Forest | Middle Ages | N/A | Megalixir |
| 3 | The Golden Hammer | Prehistory / Middle Ages | GoldHammer | 100,000 G |
| 4a | The Prismastone | Prehistory | Nu Guardian | Capsule Set (2 Strength, 2 Speed, and 2 Magic Capsules) |
| 4b | The Prismastone | Middle Ages | N/A | Dragon Arm |
| 5 | Befriending the Nu Master | Prehistory / Middle Ages | Nu Master | Nova Armor |
| 6 | Building the Bridge | Middle Ages | N/A | Haste Helm |
| 7 | Finding the Bridge Builder | Middle Ages | N/A | Saurian Leathers |
| 8 | The Dark Cavern | Prehistory | N/A | Judgment Scythe |
| 9 | Defend the Village | Prehistory | Archaeofang (Elder), Archaeofang (Younger) | Valor Crest |
| 10 | Tower of the Ancients | Middle Ages | Master-at-Arms, Bladesman | Champion's Badge |
Clear the Forest
The Golden Hammer
The Prismastone
Befriending the Nu Master
Building the Bridge
Finding the Bridge Builder
The Dark Cavern
Defend the Village
Tower of the Ancients
Quest Items in the Lost Sanctum
| Item | Location | Era |
|---|---|---|
| Dried Mushroom | Mount Emerald | Prehistory |
| Godwood | Millenia Forest | Prehistory |
| Golden Hammer | Millenia Forest | Middle Ages |
| Golden Hammer (second) | Reptite Village | Prehistory |
| Hearty Lunch | Reptite Village | Middle Ages |
| Millenia Fruit | Millenia Forest | Prehistory |
| Prismastone | Mount Emerald | Prehistory |
| Prismastone (second) | Reptite Village | Middle Ages |
| Reptmark | Millenia Forest | Middle Ages |
| Saintstone | Reptite Village | Prehistory |
| Songbird Egg | Mount Emerald | Prehistory |
| Smoked Meat | Winding Cave | Prehistory |
| Steel Ingot | Winding Cave | Middle Ages |
| Sturdy Vines | Southern Glade | Middle Ages |
| Sweet Banana | Southern Glade | Prehistory |
| Waystone | Mount Emerald | Middle Ages |